i.js

i.js

动态更新

<script type="text/javascript">
	function isCardNo(idCard) {
		// 15位和18位身份证号码的正则表达式
		var regIdCard = /^(^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$)|(^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])((\d{4})|\d{3}[Xx])$)$/;

		// 如果通过该验证，说明身份证格式正确，但准确性还需计算
		if (regIdCard.test(idCard)) {
			if (idCard.length == 18) {
				var idCardWi = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10,
						5, 8, 4, 2); // 将前17位加权因子保存在数组里
				var idCardY = new Array(1, 0, 10, 9, 8, 7, 6, 5, 4, 3, 2); // 这是除以11后，可能产生的11位余数、验证码，也保存成数组
				var idCardWiSum = 0; // 用来保存前17位各自乖以加权因子后的总和
				for (var i = 0; i < 17; i++) {
					idCardWiSum += idCard.substring(i, i + 1) * idCardWi[i];
				}

				var idCardMod = idCardWiSum % 11;// 计算出校验码所在数组的位置
				var idCardLast = idCard.substring(17);// 得到最后一位身份证号码

				// 如果等于2，则说明校验码是10，身份证号码最后一位应该是X
				if (idCardMod == 2) {
					if (idCardLast == "X" || idCardLast == "x") {
						return true;
					} else {
						return false;
					}
				} else {
					// 用计算出的验证码与最后一位身份证号码匹配，如果一致，说明通过，否则是无效的身份证号码
					if (idCardLast == idCardY[idCardMod]) {
						return true;
					} else {
						return false;
					}
				}
			}
		} else {
			return false;
		}
	}
	function IsNumber(string, info) {
		var number;
		if (string == null) {
			alert(info + "只能输入数字");
			return false;
		}
		number = new Number(string);
		if (isNaN(number)) {
			alert(info + "只能输入数字");
			return false;
		} else {
			return true;
		}
	}
	function checkEmail(email) {
		var reEmail = /^([A-Za-z0-9])(\w)+@(\w)+(\.)(com|com\.cn|net|cn|net\.cn|org|biz|info|gov|gov\.cn|edu|edu\.cn)/;
		if (!email.match(reEmail) && email != "") {
			alert('Email格式不对!');
			return true;
		} else {
			return false;
		}
	}
	//----------------------------------------------------空格判断
	function isWhitespace(s) {
		var whitespace = " \t\n\r";
		var i;
		for (i = 0; i < s.length; i++) {
			var c = s.charAt(i);
			if (whitespace.indexOf(c) >= 0) {
				return true;
			}
		}

		return false;
	}
	//--------------------------------------------------检验字符（限制不能输入的字符）
	function ischar(s) {
		var errorChar;
		var badChar = "><,[]{}?/+=|\\'\":;~!@#$%^&()`";

		if (s == "") {
			alert("请您输入内容！")
			return false;
		}

		if (isWhitespace(s)) {
			alert("输入的字符中不能包含空格符，请重新输入！");
			return false;
		}
		return true;
	}
	//日期
	function redate(s) {
		s = s.split("-");
		s = s[0].replace("\-", "") + s[1].replace("\-", "")
				+ s[2].replace("\-", "");
		return s;
	}

	function jtrim(s) {
		var i, b = 0, e = s.length;
		for (i = 0; i < s.length; i++)
			if (s.charAt(i) != ' ') {
				b = i;
				break;
			}
		if (i == s.length)
			return "";
		for (i = s.length - 1; i > b; i--)
			if (s.charAt(i) != ' ') {
				e = i;
				break;
			}
		return s.substring(b, e + 1);
	}

	function CheckChinese(val){
　　var reg = new RegExp("[\\u4E00-\\u9FFF]+","g");
　　if(reg.test(val)){
       alert("不能输入汉字！");
       return false;
　　}
	return true;
  }

function selectEmptyClientId(x) {
		var selectEmpty = document.getElementById(x).value;
		var selectid = "#"+x;
		if(selectEmpty != null && selectEmpty != "" && selectEmpty != "undefined"){
			$(selectid).html("<option selected='selected' value=''>请选择</option>");
		}else{
			$(selectid).html("<option selected='selected' value=''>请选择</option>");
			$(selectid).select2().val('');
		}
	}

function telPhoneOnBlur() {
		var telPhonevar = $("#telPhone").val();
		if (telPhonevar.length == 0) {
			alert("手机号码不能为空，请重新输入！");
			return false;
		}else if (11 != telPhonevar.length) {
			alert("手机号码必须为11位，请重新输入！");
			document.getElementById("telPhone").value = "";
			return false;
		}
	    if(!(/^1[34578]\d{9}$/.test(telPhonevar))){
	        alert("手机号码有误，请重填");
	        document.getElementById("telPhone").value = "";
	        return false;
	    }
	}

function lessThanTwo(checkValue, checkId){
			var values = checkValue.split(".");
			if(values[0].length > 9){
				showTip("整数部分最多只允许九位数字",'',2000,0);
				if(values.length == 1){
					$("#" + checkId).val(values[0].substr(0, 9));
				}else{
					$("#" + checkId).val(values[0].substr(0, 9) + "." + values[1]);
				}
				return;

			}
			if(values.length == 2){
				if(values[0] == ""){
					$("#" + checkId).val("0" + checkValue);
				}
				if(values[1].length > 2){
					showTip("最多只可保留两位有效数字",'',2000,0);
					$("#" + checkId).val(checkValue.substring(0, checkValue.length - 1));
				}
			}
		}

/*js将yyyymmddhhmmss字符date计算相差天数*/
	function getDifDays( s1,s2 ){
		var pattern = /(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})/;
		var ms = ""
		var formatedS1 = s1.replace(pattern, '$1-$2-$3 $4:$5:$6');
		var formatedS2 = s2.replace(pattern, '$1-$2-$3 $4:$5:$6');

		s1 = new Date(formatedS1.replace(/-/g, '/'));
        s2 = new Date(formatedS2.replace(/-/g, '/'));
        ms = Math.abs(s1.getTime() - s2.getTime());

        return ms / 1000 / 60 / 60/24;
	}

	function getDifDays( s1,s2 ){
		var pattern = /(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})/;
		var ms = ""

		s1 = new Date(s1.replace(pattern, '$1/$2/$3 $4:$5:$6'));
        s2 = new Date(s2.replace(pattern, '$1/$2/$3 $4:$5:$6'));
        ms = Math.abs(s1.getTime() - s2.getTime());

        return ms / 1000 / 60 / 60/24;
	}
/*获取当前的日期时间 格式“yyyy-MM-dd HH:MM:SS”*/
	function getNowFormatDate() {
	    var date = new Date();
	    var seperator1 = "-";
	    var seperator2 = ":";
	    var month = date.getMonth() + 1;
	    var strDate = date.getDate();
	    if (month >= 1 && month <= 9) {
	        month = "0" + month;
	    }
	    if (strDate >= 0 && strDate <= 9) {
	        strDate = "0" + strDate;
	    }
	    var currentdate = date.getFullYear() + seperator1 + month + seperator1 + strDate
	            + " " + date.getHours() + seperator2 + date.getMinutes()
	            + seperator2 + date.getSeconds();
	    return currentdate;
	}
	//判断当前选择时间是否小于是当前实际时间
	function contrastTime(start) {
	    var evalue = document.getElementById(start).value;
	    var dB = new Date(evalue.replace(/-/g, "/"));//获取当前选择日期
	    var d = new Date();
	    var str = d.getFullYear()+"-"+(d.getMonth()+1)+"-"+d.getDate();//获取当前实际日期
	    if (Date.parse(str) > Date.parse(dB)) {//时间戳对比
	           return 1;
	    }
	    return 0;
	} 

　　onkeyup="lessThanTwo(this.value, this.id);"

　　onkeyup="this.value=this.value.replace(/\D/g\.,'')"  只能输入数字和.

　　onkeyup="this.value=this.value.replace(/\D/g,'')"  只能输入数字

　　onkeyup="value=value.replace(/[^\w\.\/]/ig,'')"  只能输入英文字母和数字,不能输入中文
　　onkeyup="value=value.replace(/[^\w\/]/ig,'')"

　　onkeyup="value=value.replace(/[^\a-\z\A-\Z]/g,'')"	只能输入英文

　　onKeyPress="if((event.keyCode<48) && event.keyCode!=46 || /\.\d\d$/.test(value))event.returnValue=false" 只能输入数字且最多两位小数

</script>