<input type="text" id="d1" onblur=" chkNumber(this)"/> <script type="text/javascript" /> function chkNumber(eleText) { var value =eleText.value; var len =value.length; for(vari=0;i<len;i++) { if(value…
<%@ page contentType="text/html;charset=UTF-8" language="java" %> <html> <head> <script type="text/javascript"> function chkNumber(eleText) { var value = eleText.value; var len = value.length; for(var…
窗体设计: 代码: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace WindowsFormsAppl…
1.oninput,onpropertychange,onchange的用法 l onchange触发事件必须满足两个条件: a)当前对象属性改变,并且是由键盘或鼠标事件激发的(脚本触发无效) b)当前对象失去焦点(onblur): l onpropertychange的话,只要当前对象属性发生改变,都会触发事件,但是它是IE专属的: l oninput是onpropertychange的非IE浏览器版本,支持firefox和opera等浏览…