22.jQuery(实例)
1.开关灯效果
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.hide{
display: none;
}
</style>
</head>
<body>
<input id="i1" type="button" value="开关" />
<div class="c1 hide">假装现在有效果了</div> <script src="jquery-1.12.4.js"></script>
<script>
$('#i1').click(function () {
/* 第一种方法
if($('.c1').hasClass('hide')){
$('.c1').removeClass('hide')
}else {
$('.c1').addClass('hide')
} */
//jquery实现方法
$('.c1').toggleClass('hide')
})
</script>
</body>
</html>
2.模态对话框
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.shade{
position: fixed;
left: 0;
top: 0;
right: 0;
bottom: 0;
background: rgba(0,0,0,.6) ;
z-index: 20;
}
.modal{
position: fixed;
left: 50%;
top: 50%;
height: 300px;
width: 400px;
margin-top: -150px;
margin-left: -200px;
z-index: 30;
border: 1px solid #ddd;
background-color: white;
}
.hide{
display: none;
}
.modal form {
position: fixed;
left: 50%;
top: 50%;
height: 200px;
width: 229px;
border: 1px;
margin-left: -115px;
margin-top: -100px;
}
.modal form p {
float: right;
margin-top: 12px;
}
.modal form span {
float: right;
display: inline-block;
height: 18px;
width: 170px;
background-color: #FFEBEB;
text-align: center;
border: 1px solid #ffbdbe;
color: #e4393c;
font-size: 14px;
visibility: hidden;
}
.modal form [type="button"] {
position: absolute;
bottom: -30px;
left: 115px;
}
.modal form [value="提交"]{
left: 50px;
}
</style>
</head>
<body>
<div style="width: 300px; margin: 0 auto">
<input type="button" value="添加主机" onclick="return Add();" />
<table style="border: 2px solid #F5F5F5; width: 300px;">
<thead>
<tr>
<th >主机名</th>
<th >IP</th>
<th >端口</th>
<th>操作</th>
</tr>
</thead>
<tbody>
<tr>
<td target="host">c1.com</td>
<td target="ip">1.1.1.1</td>
<td target="port">8888</td>
<td onclick="Edit(this);">Edit</td>
</tr>
<tr>
<td target="host">c2.com</td>
<td target="ip">1.1.1.1</td>
<td target="port">8888</td>
<td onclick="Edit(this);">Edit</td>
</tr>
<tr>
<td target="host">c3.com</td>
<td target="ip">1.1.1.1</td>
<td target="port">8888</td>
<td onclick="Edit(this);">Edit</td>
</tr>
<tr>
<td target="host">.com</td>
<td target="ip">1.1.1.1</td>
<td target="port">8888</td>
<td onclick="Edit(this);">Edit</td>
</tr>
</tbody>
</table>
</div>
<div class="shade hide"></div>
<div class="modal hide">
<form action="" method="get">
<p>主机名:<input type="text" id="host" name="host"><br><span></span></p>
<p>IP地址:<input type="text" id='ip' name="ip"><br><span></span></p>
<p>端口号:<input type="text" id='port' name="port"><br><span></span><br></p>
<input type="button" value="提交" onclick="return SubmitForm();">
<input type="button" value="取消" onclick="HideModal();">
</form>
</div> <script src="jquery-1.12.4.js"></script>
<script>
$(function () {
$("tr:even").css("background-color","#f5f5f5");
});
function Edit(ths) {
$(".shade,.modal").removeClass("hide");
prevList = $(ths).prevAll();
prevList.each(function () {
var text = $(this).text();
var target = $(this).attr("target");
$("#"+target).val(text);
});
}
function HideModal() {
$(".shade,.modal").addClass("hide");
$(".modal").find("input[type='text']").val("");
Addd = false;
}
function SubmitForm() {
var flag = Detection(); try {
if (Addd && flag){
$("tbody").append($("tr").last().clone());
$(".modal").find("input[type='text']").each(function () {
var value = $(this).val();
var name = $(this).attr("name");
($("tr").last().children()).each(function () {
if ($(this).attr("target") == name){
$(this).text(value);
return
}
}
)});
Addd = false;
HideModal();
return false;
}
}catch (e){} if (flag){
$(".modal").find("input[type='text']").each(function () {
var value = $(this).val();
var name = $(this).attr("name");
$(prevList).each(function () {
if ($(this).attr("target") == name){
$(this).text(value);
return
}
}
)});
$(".modal,.shade").addClass("hide");
HideModal();
}
return flag;
} function Detection() {
var flag = true;
$(".modal").find("input[type='text']").each(function () {
var value = $(this).val();
if (value.length == 0){
$(this).next().next().css("visibility","visible").text("亲，不能为空");
flag = false;
return false;
}else {
$(this).next().next().css("visibility","hidden").text("");
} if ($(this).attr('name') == "host"){
var r = /(\.com)$/;
if (r.test(value) == false){
$(this).next().next().css("visibility","visible").text("主机名必须以.com结尾");
flag = false;
return false;
}
}else if ($(this).attr('name') == "ip"){
var r2 = /^(([0-2]?[0-9][0-9]?)\.){3}([0-2]?[0-9][0-9]?)$/;
if (r2.test(value) == false){
$(this).next().next().css("visibility","visible").text("ip 地址格式有误");
flag = false;
return false;
}
}else if ($(this).attr('name') == "port"){
var r3 = /^([0-9]{1,5})$/;
if ((r3.test(value) == false) || (value > 65535)){
$(this).next().next().css("visibility","visible").text("端口必须为0-65535");
flag = false;
return false;
}
}else {
$(this).next().next().css("visibility","hidden").text("");
}
});
return flag;
} function Add() {
Addd = true;
$(".shade,.modal").removeClass("hide");
}
</script>
</body>
</html>
3.点击菜单显示对应的内容
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.hide{
display: none;
}
.menu{
height: 38px;
background-color: #eeeeee;
line-height: 38px;
}
.active{
background-color: brown;
}
.menu .menu-item{
float: left;
border-right: 1px solid red;
padding: 0 5px;
cursor: pointer;
}
.content{
min-height: 100px;
border: 1px solid #eeeeee;
}
</style>
</head>
<body> <div style="width: 700px;margin:0 auto"> <div class="menu">
<div class="menu-item active" a="1">菜单一</div>
<div class="menu-item" a="2">菜单二</div>
<div class="menu-item" a="3">菜单三</div>
</div>
<div class="content">
<div b="1">内容一</div>
<div class="hide" b="2">内容二</div>
<div class="hide" b="3">内容三</div>
</div>
</div>
<script src="jquery-1.12.4.js"></script>
<script>
$('.menu-item').click(function () {
//点击menu-item，加上active，同时兄弟标签去掉active
$(this).addClass('active').siblings().removeClass('active');
//获取a的属性值2
var target = $(this).attr('a');
$('.content').children('[b="'+target+'"]').removeClass('hide').siblings().addClass('hide');
// '[b="'+target+'"]' 字符串的拼接，找到content儿子里面属性等于2的，删除掉hide，同时兄弟加上hide
}) </script>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.hide{
display: none;
}
.menu{
height: 38px;
background-color: #eeeeee;
line-height: 38px;
}
.active{
background-color: brown;
}
.menu .menu-item{
float: left;
border-right: 1px solid red;
padding: 0 5px;
cursor: pointer;
}
.content{
min-height: 100px;
border: 1px solid #eeeeee;
}
</style>
</head>
<body> <div style="width: 700px;margin:0 auto"> <div class="menu">
<div class="menu-item active" a="1">菜单一</div>
<div class="menu-item" a="2">菜单二</div>
<div class="menu-item" a="3">菜单三</div>
</div>
<div class="content">
<div b="1">内容一</div>
<div class="hide" b="2">内容二</div>
<div class="hide" b="3">内容三</div>
</div>
</div>
<script src="jquery-1.12.4.js"></script>
<script>
$('.menu-item').click(function () {
$(this).addClass('active').siblings().removeClass('active');
//eq($(this).index())是获取menu-item的索引
$('.content').children().eq($(this).index()).removeClass('hide').siblings().addClass('hide');
})
</script>
</body>
</html> 索引菜单栏.html
通过索引实现菜单更方便
4.编辑功能
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<style>
.edit-mode{
background-color: #b3b3b3;
padding: 8px;
text-decoration: none;
color: white;
}
.editing{
background-color: #f0ad4e;
}
</style>
</head>
<body> <div style="padding: 20px">
<input type="button" onclick="CheckAll('#edit_mode', '#tb1');" value="全选" />
<input type="button" onclick="CheckReverse('#edit_mode', '#tb1');" value="反选" />
<input type="button" onclick="CheckCancel('#edit_mode', '#tb1');" value="取消" /> <a id="edit_mode" class="edit-mode" href="javascript:void(0);" onclick="EditMode(this, '#tb1');">进入编辑模式</a> </div>
<table border="1">
<thead>
<tr>
<th>选择</th>
<th>主机名</th>
<th>端口</th>
<th>状态</th>
</tr>
</thead>
<tbody id="tb1">
<tr>
<td><input type="checkbox" /></td>
<td edit="true">v1</td>
<td>v11</td>
<td edit="true" edit-type="select" sel-val="1" global-key="STATUS">在线</td>
</tr>
<tr>
<td><input type="checkbox" /></td>
<td edit="true">v1</td>
<td>v11</td>
<td edit="true" edit-type="select" sel-val="2" global-key="STATUS">下线</td>
</tr>
<tr>
<td><input type="checkbox" /></td>
<td edit="true">v1</td>
<td>v11</td>
<td edit="true" edit-type="select" sel-val="1" global-key="STATUS">在线</td>
</tr>
</tbody>
</table> <script type="text/javascript" src="jquery-1.12.4.js"></script>
<script>
/*
监听是否已经按下control键
*/
window.globalCtrlKeyPress = false; window.onkeydown = function(event){
if(event && event.keyCode == 17){
window.globalCtrlKeyPress = true;
}
};
window.onkeyup = function(event){
if(event && event.keyCode == 17){
window.globalCtrlKeyPress = false;
}
}; /*
按下Control，联动表格中正在编辑的select
*/
function MultiSelect(ths){
if(window.globalCtrlKeyPress){
var index = $(ths).parent().index();
var value = $(ths).val();
$(ths).parent().parent().nextAll().find("td input[type='checkbox']:checked").each(function(){
$(this).parent().parent().children().eq(index).children().val(value);
});
}
}
</script>
<script type="text/javascript"> $(function(){
BindSingleCheck('#edit_mode', '#tb1');
}); function BindSingleCheck(mode, tb){ $(tb).find(':checkbox').bind('click', function(){
var $tr = $(this).parent().parent();
if($(mode).hasClass('editing')){
if($(this).prop('checked')){
RowIntoEdit($tr);
}else{
RowOutEdit($tr);
}
}
});
} function CreateSelect(attrs,csses,option_dict,item_key,item_value,current_val){
var sel= document.createElement('select');
$.each(attrs,function(k,v){
$(sel).attr(k,v);
});
$.each(csses,function(k,v){
$(sel).css(k,v);
});
$.each(option_dict,function(k,v){
var opt1=document.createElement('option');
var sel_text = v[item_value];
var sel_value = v[item_key]; if(sel_value==current_val){
$(opt1).text(sel_text).attr('value', sel_value).attr('text', sel_text).attr('selected',true).appendTo($(sel));
}else{
$(opt1).text(sel_text).attr('value', sel_value).attr('text', sel_text).appendTo($(sel));
}
});
return sel;
} STATUS = [
{'id': 1, 'value': "在线"},
{'id': 2, 'value': "下线"}
]; BUSINESS = [
{'id': 1, 'value': "车上会"},
{'id': 2, 'value': "二手车"}
]; function RowIntoEdit($tr){
$tr.children().each(function(){
if($(this).attr('edit') == "true"){
if($(this).attr('edit-type') == "select"){
var select_val = $(this).attr('sel-val');
var global_key = $(this).attr('global-key');
var selelct_tag = CreateSelect({"onchange": "MultiSelect(this);"}, {}, window[global_key], 'id', 'value', select_val);
$(this).html(selelct_tag);
}else{
var orgin_value = $(this).text();
var temp = "<input value='"+ orgin_value+"' />";
$(this).html(temp);
} }
});
} function RowOutEdit($tr){
$tr.children().each(function(){
if($(this).attr('edit') == "true"){
if($(this).attr('edit-type') == "select"){
var new_val = $(this).children(':first').val();
var new_text = $(this).children(':first').find("option[value='"+new_val+"']").text();
$(this).attr('sel-val', new_val);
$(this).text(new_text);
}else{
var orgin_value = $(this).children().first().val();
$(this).text(orgin_value);
} }
});
} function CheckAll(mode, tb){
if($(mode).hasClass('editing')){ $(tb).children().each(function(){ var tr = $(this);
var check_box = tr.children().first().find(':checkbox');
if(check_box.prop('checked')){ }else{
check_box.prop('checked',true); RowIntoEdit(tr);
}
}); }else{ $(tb).find(':checkbox').prop('checked', true);
}
} function CheckReverse(mode, tb){ if($(mode).hasClass('editing')){ $(tb).children().each(function(){
var tr = $(this);
var check_box = tr.children().first().find(':checkbox');
if(check_box.prop('checked')){
check_box.prop('checked',false);
RowOutEdit(tr);
}else{
check_box.prop('checked',true);
RowIntoEdit(tr);
}
}); }else{ $(tb).children().each(function(){
var tr = $(this);
var check_box = tr.children().first().find(':checkbox');
if(check_box.prop('checked')){
check_box.prop('checked',false);
}else{
check_box.prop('checked',true);
}
});
}
} function CheckCancel(mode, tb){
if($(mode).hasClass('editing')){
$(tb).children().each(function(){
var tr = $(this);
var check_box = tr.children().first().find(':checkbox');
if(check_box.prop('checked')){
check_box.prop('checked',false);
RowOutEdit(tr); }else{ }
}); }else{
$(tb).find(':checkbox').prop('checked', false);
}
} function EditMode(ths, tb){
if($(ths).hasClass('editing')){
$(ths).removeClass('editing');
$(tb).children().each(function(){
var tr = $(this);
var check_box = tr.children().first().find(':checkbox');
if(check_box.prop('checked')){
RowOutEdit(tr);
}else{ }
}); }else{ $(ths).addClass('editing');
$(tb).children().each(function(){
var tr = $(this);
var check_box = tr.children().first().find(':checkbox');
if(check_box.prop('checked')){
RowIntoEdit(tr);
}else{ }
}); }
} </script> </body>
</html>
5.模态对话框添加删除功能
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.hide{
display: none;
}
.modal{
position: fixed;
top: 50%;
left: 50%;
width: 500px;
height: 400px;
margin-left: -250px;
margin-top: -250px;
background-color: #eeeeee;
z-index: 10;
}
.shadow{
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
opacity: 0.6;
background-color: black;
z-index: 9;
}
</style>
</head>
<body>
<a onclick="addElement();">添加</a> <table border="1" id="tb">
<tr>
<td target="hostname">1.1.1.11</td>
<td target="port">80</td>
<td target="ip">80</td>
<td>
<a class="edit">编辑</a> | <a class="del">删除</a>
</td>
</tr>
<tr>
<td target="hostname">1.1.1.12</td>
<td target="port">80</td>
<td target="ip">80</td>
<td>
<a class="edit">编辑</a> | <a class="del">删除</a>
</td>
</tr>
<tr>
<td target="hostname">1.1.1.13</td>
<td target="port">80</td>
<td target="ip">80</td>
<td>
<a class="edit">编辑</a> | <a class="del">删除</a>
</td>
</tr>
<tr>
<td target="hostname">1.1.1.14</td>
<td target="port">80</td>
<td target="ip">80</td>
<td>
<a class="edit">编辑</a> | <a class="del">删除</a>
</td> </tr>
</table> <div class="modal hide">
<div>
<input name="hostname" type="text" />
<input name="port" type="text" />
<input name="ip" type="text" />
</div> <div>
<input type="button" value="取消" onclick="cancelModal();" />
<input type="button" value="确定" onclick="confirmModal();" />
</div>
</div> <div class="shadow hide"></div> <script src="jquery-1.12.4.js"></script>
<script> $('.del').click(function () {
$(this).parent().parent().remove();
}); function confirmModal() { var tr = document.createElement('tr');
var td1 = document.createElement('td');
td1.innerHTML = "11.11.11.11";
var td2 = document.createElement('td');
td2.innerHTML = "8001"; $(tr).append(td1);
$(tr).append(td2); $('#tb').append(tr); $(".modal,.shadow").addClass('hide');
// $('.modal input[type="text"]').each(function () {
// // var temp = "<td>..."
//
//
//
// })
} function addElement() {
$(".modal,.shadow").removeClass('hide');
}
function cancelModal() {
$(".modal,.shadow").addClass('hide');
$('.modal input[type="text"]').val("");
} $('.edit').click(function(){
$(".modal,.shadow").removeClass('hide');
// this
var tds = $(this).parent().prevAll();
tds.each(function () {
// 获取td的target属性值
var n = $(this).attr('target');
// 获取td中的内容
var text = $(this).text();
var a1 = '.modal input[name="';
var a2 = '"]';
var temp = a1 + n + a2;
$(temp).val(text);
}); // var port = $(tds[0]).text();
// var host = $(tds[1]).text();
//
// $('.modal input[name="hostname"]').val(host);
// $('.modal input[name="port"]').val(port);
// 循环获取tds中内容
// 获取 <td>内容</td> 获取中间的内容
// 赋值给input标签中的value });
</script>
</body>
</html>
6.点赞
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.container{
padding: 50px;
border: 1px solid #dddddd;
}
.item{
position: relative;
width: 30px;
}
</style>
</head>
<body>
<div class="container">
<div class="item">
<span>赞</span>
</div>
</div>
<div class="container">
<div class="item">
<span>赞</span>
</div>
</div>
<div class="container">
<div class="item">
<span>赞</span>
</div>
</div>
<div class="container">
<div class="item">
<span>赞</span>
</div>
</div> <script src="jquery-1.12.4.js"></script>
<script>
$('.item').click(function () {
addFavor(this);
})
function addFavor(self) {
var fontSize = 15;
var top = 0;
var right= 0;
var opacity = 1; var tag = document.createElement('span');
$(tag).text('+1');
$(tag).css('color','green');
$(tag).css('position','absolute');
$(tag).css('fontSize',fontSize + 'px');
$(tag).css('right',right + 'px');
$(tag).css('top',top + 'px');
$(tag).css('opacity',opacity + 'px');
$(self).append(tag); var obj = setInterval(function () {
fontSize = fontSize + 10;
top = top - 10;
right = right - 10;
opacity = opacity - 0.1; $(tag).css('fontSize',fontSize + 'px');
$(tag).css('right',right + 'px');
$(tag).css('top',top + 'px');
$(tag).css('opacity',opacity);
if(opacity < 0 ){
clearInterval(obj);
$(tag).remove();
} },40);
}
</script>
</body>
</html>
7.随鼠标移动的框
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
</head>
<body>
<div style="border: 1px solid #ddd;width: 600px;position: absolute;">
<div id="title" style="background-color: black;height: 40px;"></div>
<div style="height: 300px;"></div>
</div>
<script type="text/javascript" src="jquery-1.12.4.js"></script>
<script>
$(function(){
$('#title').mouseover(function(){
$(this).css('cursor','move');
});
$("#title").mousedown(function(e){
//console.log($(this).offset());
var _event = e || window.event;
var ord_x = _event.clientX;
var ord_y = _event.clientY; var parent_left = $(this).parent().offset().left;
var parent_top = $(this).parent().offset().top; $('#title').on('mousemove', function(e){
var _new_event = e || window.event;
var new_x = _new_event.clientX;
var new_y = _new_event.clientY; var x = parent_left + (new_x - ord_x);
var y = parent_top + (new_y - ord_y); $(this).parent().css('left',x+'px');
$(this).parent().css('top',y+'px'); })
});
$("#title").mouseup(function(){
$("#title").off('mousemove');
});
})
</script>
</body>
</html>
8.表单验证
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.error{
color: red;
}
</style>
</head>
<body>
<form id="f1" action="s5.html" method="POST">
<div><input name="n1" tex = "用户名" type="text" /></div>
<div><input name="n2" tex = "密码" type="password" /></div>
<div><input name="n3" tex = "邮箱" type="text" /></div>
<div><input name="n4" tex = "端口" type="text" /></div>
<div><input name="n5" tex = "IP" type="text" /></div> <input type="submit" value="提交" />
</form>
<script src="jquery-1.12.4.js"></script>
<script>
// 当页面框架加载完毕后，自动执行
// $(function(){
// $.Login('#f1')
// });
//
$(function(){
// 当页面所有元素完全加载完毕后，执行
$(':submit').click(function () { $('.error').remove();
var flag = true;
$('#f1').find('input[type="text"],input[type="password"]').each(function () {
var v = $(this).val();
var n = $(this).attr('tex'); if(v.length <= 0){
flag = false;
var tag = document.createElement('span');
tag.className = "error";
tag.innerHTML = n + "必填";
$(this).after(tag);
// return false;
}
});
return flag; });
}); </script>
</body>
</html>
9.轮播图
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
*{
margin: 0;
padding: 0;
}
ul{
list-style: none;
}
.out{
width: 730px;
height: 454px;
margin: 50px auto;
position: relative;
}
.out .img li{
position: absolute;
left: 0;
top: 0;
}
.out .num{
position: absolute;
left:0;
bottom: 20px;
text-align: center;
font-size: 0;
width: 100%;
}
.out .btn{
position: absolute;
top:50%;
margin-top: -30px;
width: 30px;
height: 60px;
background-color: aliceblue;
color: black;
text-align: center;
line-height: 60px;
font-size: 40px;
display: none;
}
.out .num li{
width: 20px;
height: 20px;
background-color: black;
color: #fff;
text-align: center;
line-height: 20px;
border-radius: 60%;
display: inline;
font-size: 18px;
margin: 0 10px;
cursor: pointer;
}
.out .num li.active{
background-color: red;
}
.out .left{
left: 0;
}
.out .right{
right: 0;
}
.out:hover .btn{
display: block;
color: white;
font-weight: 900;
background-color: black;
opacity: 0.8;
cursor: pointer;
}
.out img {
height: 100%;
width: 100%;
}
</style>
</head>
<body>
<div class="out">
<ul class="img">
<li><a href="#"><img src="data:images/1.jpg" alt=""></a></li>
<li><a href="#"><img src="data:images/2.jpg" alt=""></a></li>
<li><a href="#"><img src="data:images/3.jpg" alt=""></a></li>
<li><a href="#"><img src="data:images/4.jpg" alt=""></a></li>
<li><a href="#"><img src="data:images/5.jpg" alt=""></a></li>
</ul> <ul class="num">
<!--<li class="active">1</li>-->
<!--<li>2</li>-->
<!--<li>3</li>-->
<!--<li>4</li>-->
<!--<li>5</li>-->
</ul> <div class="left btn"><</div>
<div class="right btn">></div> </div> <script src="jquery-1.12.4.js"></script>
<script> $(function(){
var size=$(".img li").size();
for (var i= 1;i<=size;i++){
var li="<li>"+i+"</li>";
$(".num").append(li);
}
$(".num li").eq(0).addClass("active"); $(".num li").mouseover(function(){
$(this).addClass("active").siblings().removeClass("active");
var index=$(this).index();
i=index;
$(".img li").eq(index).fadeIn(1000).siblings().fadeOut(1000);
}); i=0;
var t=setInterval(move,1500); function move(){
i++;
if(i==size){
i=0;
}
$(".num li").eq(i).addClass("active").siblings().removeClass("active");
$(".img li").eq(i).stop().fadeIn(1000).siblings().stop().fadeOut(1000);
} function moveL(){
i--;
if(i==-1){
i=size-1;
}
$(".num li").eq(i).addClass("active").siblings().removeClass("active");
$(".img li").eq(i).stop().fadeIn(1000).siblings().stop().fadeOut(1000);
} $(".out").hover(function(){
clearInterval(t);
},function(){
t=setInterval(move,1500);
}); $(".out .right").click(function(){
move()
});
$(".out .left").click(function(){
moveL()
}) });
</script> </body>
</html>
10.返回顶部
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.divH {
height: 1800px;
}
.divT {
width: 50px;
height: 50px;
font-size: 23px;
background-color: #2F4F4F;
color: white;
position: fixed;
right: 18px;
bottom: 18px;
}
.divT:hover{
cursor: pointer;
}
.hide {
display: none;
}
</style>
</head>
<body>
<div class="divH"></div>
<div class="divT hide" onclick="ReturnTop();"><strong>返回顶部</strong></div> <script src="jquery-1.12.4.js"></script>
<script>
window.onscroll = function () {
var current = $(window).scrollTop();
if (current > 180){
$(".divT").removeClass("hide");
}else {
$(".divT").addClass("hide");
}
}; function ReturnTop() {
$(window).scrollTop(0);
}
</script>
</body>
</html>
11.左侧菜单
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
.menu{
height: 600px;
width: 30%;
background-color: #2F4F4F;
float: left;
}
.title{
line-height: 50px;
color: #ddd;
}
.title:hover{
cursor: pointer;
color: lightcyan;
font-size: 18px;
}
.hide{
display: none;
}
</style>
</head> <body>
<div class="outer">
<div class="menu">
<div class="item">
<div class="title" onclick="Show(this);">菜单一</div>
<div class="con">
<div>111</div>
<div>111</div>
<div>111</div>
</div>
</div>
<div class="item">
<div class="title" onclick="Show(this);">菜单二</div>
<div class="con hide">
<div>222</div>
<div>222</div>
<div>222</div>
</div>
</div>
<div class="item">
<div class="title" onclick="Show(this);">菜单三</div>
<div class="con hide">
<div>333</div>
<div>333</div>
<div>333</div>
</div>
</div>
</div>
</div> <script src="jquery-1.12.4.js"></script>
<script>
function Show(self) {
$(self).next().removeClass("hide").parent().siblings().children(".con").addClass("hide");
}
</script>
</body>
</html>
12.显示和隐藏
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<!--1 隐藏与显示-->
<!--2 淡入淡出-->
<!--3 滑动-->
<!--4 效果-回调:每一个动画执行完毕之后所能执行的函数方法或者所能做的一件事--> <p>hello</p>
<button id="hide">隐藏</button>
<button id="show">显示</button>
<button id="toggle">隐藏/显示</button> <script src="jquery-1.12.4.js"></script>
<script> $(document).ready(function(){
$("#hide").click(function(){
$("p").hide(1000);
});
$("#show").click(function(){
$("p").show(1000);
}); //用于切换被选元素的 hide() 与 show() 方法。
$("#toggle").click(function(){
$("p").toggle(2000);
});
}); </script>
</body>
</html>
13.滑动和隐藏
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
#flipshow,#content,#fliphide,#toggle{
padding: 5px;
text-align: center;
background-color: blueviolet;
border:solid 1px red; }
#content{
padding: 50px;
display: none;
}
</style>
</head>
<body> <div id="flipshow">出现</div>
<div id="fliphide">隐藏</div>
<div id="toggle">toggle</div>
<div id="content">helloworld</div> <script src="jquery-1.12.4.js"></script>
<script>
$(document).ready(function(){
$("#flipshow").click(function(){
$("#content").slideDown(1000);
});
$("#fliphide").click(function(){
$("#content").slideUp(1000);
});
$("#toggle").click(function(){
$("#content").slideToggle(1000);
})
});
</script> </body>
</html>
14.添加与删除
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div class="outer">
<div class="section">
<div class="icons" style="display: inline-block">
<a onclick="Add(this);"><button>+</button></a>
</div>
<div class="inputs" style="display: inline-block">
<input type="checkbox">
<input type="text" value="IP">
</div>
</div>
</div> <script src="jquery-1.12.4.js"></script>
<script>
function Add(self) {
$(self).parentsUntil("outer").clone().find("a").html("<button>-</button>").attr("onclick","Remove(this);").end().eq(1).appendTo(".outer");
}
function Remove(self) {
$(self).parentsUntil("outer").eq(1).remove();
}
</script>
</body>
</html>
15.商品放大镜
<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width">
<meta http-equiv="X-UA-Compatible" content="IE=8">
<title>购物商城</title> <style>
*{
margin: 0;
padding: 0;
}
.outer{
position:relative;
width:350px;
height:350px;
border:1px solid black;
}
.outer .small-box{
position: relative;
z-index: 1;
}
.outer .small-box .mark{
position: absolute;
display: block;
width: 350px;
height: 350px;
background-color: #fff;
filter: alpha(opacity=0);
opacity: 0;
z-index: 10;
}
.outer .small-box .float-box{
display: none;
width: 175px;
height: 175px;
position: absolute;
background: #DAEEFC;
filter: alpha(opacity=40);
opacity: 0.4;
}
.outer .big-box{
position: absolute;
top: 0;
left: 351px;
width: 350px;
height: 350px;
overflow: hidden;
border: 1px solid transparent;
z-index: 1;
}
.outer .big-box img{
position: absolute;
z-index: 5
}
</style>
</head>
<body> <div class="outer">
<div class="small-box">
<div class="mark"></div>
<div class="float-box" ></div>
<img width="350" height="350" src="fanye.jpg">
</div>
<div class="big-box">
<img width="900px" height="900px" src="fanye.jpg" >
</div>
</div> <script src="jquery-1.12.4.js"></script> <script>
$(function(){
$(".mark").mouseover(function () {
$(".float-box").css("display","block");
$(".big-box").css("display","block");
}); $(".mark").mouseout(function () {
$(".float-box").css("display","none");
$(".big-box").css("display","none");
}); $(".mark").mousemove(function (e) { var _event = e || window.event; //兼容多个浏览器的event参数模式 var float_box_width = $(".float-box")[0].offsetWidth;
var float_box_height = $(".float-box")[0].offsetHeight;//175,175 var float_box_width_half = float_box_width / 2;
var float_box_height_half = float_box_height/ 2;//87.5,87.5 var small_box_width = $(".outer")[0].offsetWidth;
var small_box_height = $(".outer")[0].offsetHeight;//360,360 var mouse_left = _event.clientX - float_box_width_half;
var mouse_top = _event.clientY - float_box_height_half; if (mouse_left < 0) {
mouse_left = 0;
} else if (mouse_left > small_box_width - float_box_width) {
mouse_left = small_box_width - float_box_width;
}
if (mouse_top < 0) {
mouse_top = 0;
} else if (mouse_top > small_box_height - float_box_height) {
mouse_top = small_box_height - float_box_height;
} $(".float-box").css("left",mouse_left + "px");
$(".float-box").css("top",mouse_top + "px"); var percentX = ($(".big-box img")[0].offsetWidth - $(".big-box")[0].offsetWidth) / (small_box_width - float_box_width);
var percentY = ($(".big-box img")[0].offsetHeight - $(".big-box")[0].offsetHeight) / (small_box_height - float_box_height);
console.log($(".big-box img")[0].offsetWidth,$(".big-box")[0].offsetWidth,small_box_width,float_box_width)
console.log(percentX,percentY)
$(".big-box img").css("left",-percentX * mouse_left + "px");
$(".big-box img").css("top",-percentY * mouse_top + "px") })
}) </script>
</body>
</html>
16.商品分类
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
*{
margin: 0;
padding: 0;
}
.hide{
display:none;
}
.header-nav {
height: 39px;
background: #c9033b;
}
.header-nav .bg{
background: #c9033b;
}
.header-nav .nav-allgoods .menuEvent {
display: block;
height: 39px;
line-height: 39px;
text-decoration: none;
color: #fff;
text-align: center;
font-weight: bold;
font-family: 微软雅黑;
color: #fff;
width: 100px;
}
.header-nav .nav-allgoods .menuEvent .catName {
height: 39px;
line-height: 39px;
font-size: 15px;
}
.header-nav .nav-allmenu a {
display: inline-block;
height: 39px;
vertical-align: top;
padding: 0 15px;
text-decoration: none;
color: #fff;
float: left;
}
.header-menu a{
color:#656565;
}
.header-menu .menu-catagory{
position: absolute;
background-color: #fff;
border-left:1px solid #fff;
height: 316px;
width: 230px;
z-index: 4;
float: left;
}
.header-menu .menu-catagory .catagory {
border-left:4px solid #fff;
height: 104px;
border-bottom: solid 1px #eaeaea;
}
.header-menu .menu-catagory .catagory:hover {
height: 102px;
border-left:4px solid #c9033b;
border-bottom: solid 1px #bcbcbc;
border-top: solid 1px #bcbcbc;
}
.header-menu .menu-content .item{
margin-left:230px;
position:absolute;
background-color:white;
height:314px;
width:500px;
z-index:4;
float:left;
border: solid 1px #bcbcbc;
border-left:0;
box-shadow: 1px 1px 5px #999;
}
</style>
</head>
<body>
<div class="pg-header"> <div class="header-nav">
<div class="container narrow bg">
<div class="nav-allgoods left">
<a id="all_menu_catagory" href="#" class="menuEvent">
<b class="catName">全部商品分类</b>>
<span class="arrow" style="display: inline-block;vertical-align: top;"></span>
</a>
</div>
</div>
</div>
<div class="header-menu">
<div class="container narrow hide">
<div id="nav_all_menu" class="menu-catagory">
<div class="catagory" float-content="one">
<div class="title">家电</div>
<div class="body">
<a href="#">空调</a>
</div>
</div>
<div class="catagory" float-content="two">
<div class="title">床上用品</div>
<div class="body">
<a href="http://www.baidu.com">床单</a>
</div>
</div>
<div class="catagory" float-content="three">
<div class="title">水果</div>
<div class="body">
<a href="#">橘子</a>
</div>
</div>
</div> <div id="nav_all_content" class="menu-content">
<div class="item hide" float-id="one"> <dl>
<dt><a href="#" class="red">厨房用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="勺子">勺子</a> </span>
</dd>
</dl>
<dl>
<dt><a href="#" class="red">厨房用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="菜刀">菜刀</a> </span> </dd>
</dl>
<dl>
<dt><a href="#" class="red">厨房用品</a></dt>
<dd>
<span>| <a href="#">菜板</a> </span>
</dd>
</dl>
<dl>
<dt><a href="#" class="red">厨房用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="碗">碗</a> </span> </dd>
</dl> </div>
<div class="item hide" float-id="two">
<dl>
<dt><a href="#" class="red">床上用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="">枕头</a> </span> </dd>
</dl>
<dl>
<dt><a href="#" class="red">床上用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="角阀">夏凉被</a> </span> </dd>
</dl>
<dl>
<dt><a href="#" class="red">床上用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="角阀">嘿嘿嘿</a> </span> </dd>
</dl>
</div>
<div class="item hide" float-id="three">
<dl>
<dt><a href="#" class="red">厨房用品</a></dt>
<dd>
<span>| <a href="#" target="_blank" title="角阀">微波炉</a> </span> </dd>
</dl>
<dl>
<dt><a href="#" class="red">厨房用品</a></dt>
<dd>
<span>| <a href="http://www.meilele.com/category-jiaofa" target="_blank" title="角阀">金菜刀</a> </span> </dd>
</dl>
</div>
</div>
</div>
</div>
</div> <script src="jquery-1.12.4.js"></script>
<script>
$(function () {
Change("#all_menu_catagory","#nav_all_menu","#nav_all_content")
}); function Change(menuF,menuS,menuT) {
$(menuF).bind({
"mouseover":function () {
$(menuS).parent().removeClass("hide");
},"mouseout":function () {
$(menuS).parent().addClass("hide");
}
}); $(menuS).children().bind({
"mouseover":function () {
$(menuS).parent().removeClass("hide");
var $item = $(menuT).find('[float-id="' + $(this).attr("float-content") + '"]');
$item.removeClass("hide").siblings().addClass("hide");
},
"mouseout":function () {
$(menuS).parent().addClass("hide");
$(menuT).parent().addClass("hide");
}
}); $(menuT).children().bind({
"mouseover":function () {
$(menuS).parent().removeClass("hide");
$(this).removeClass("hide");
},
"mouseout":function () {
$(menuS).parent().addClass("hide");
$(this).addClass("hide");
}
})
}
</script>
</body>
</html>
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