为什么80%的码农都做不了架构师？>>>
jquery easyui 多选下拉框的实现
修改官方提供的demo实例，本来是单选的，让她编程多选，完成了勾选和去勾选的所有功能。
<!DOCTYPE html><html><head><meta charset="UTF-8"><title>Basic Combo - jQuery EasyUI Demo</title><link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css"><link rel="stylesheet" type="text/css" href="../../themes/icon.css"><link rel="stylesheet" type="text/css" href="../demo.css"><script type="text/javascript" src="../../jquery.min.js"></script><script type="text/javascript" src="../../jquery.easyui.min.js"></script></head><body><h2>Basic Combo</h2><p>Click the right arrow button to show drop down panel that can be filled with any content.</p><div style="margin:20px 0"></div><select id="cc" style="width:150px"></select><div id="sp"><div style="color:#99BBE8;background:#fafafa;padding:5px;">Select a language</div><div style="padding:10px"><input type="checkbox" name="lang" value="01"><span>Java</span><br/><input type="checkbox" name="lang" value="02"><span>C#</span><br/><input type="checkbox" name="lang" value="03"><span>Ruby</span><br/><input type="checkbox" name="lang" value="04"><span>Basic</span><br/><input type="checkbox" name="lang" value="05"><span>Fortran</span></div></div><script type="text/javascript">$(function(){var s=",";//设定分隔付$('#cc').combo({required:true,//是否验证editable:true,//是否可编辑multiple:true//可否支持多选});$('#sp').appendTo($('#cc').combo('panel'));$('#sp input').click(function(){var v = $(this).next('span').text();if("," == s){//第一次勾选时起作用s = $(this).next('span').text();}else if(-1 < s.indexOf(v)){//当去掉勾选时起作用var n = s.indexOf(v);var m = s.indexOf(v)+v.length;if(0 == s.indexOf(v)){//取消第一个点击的勾选s = s.substring(n+v.length+1,s.length);}else if(0 < s.indexOf(v) && ((s.indexOf(v) + v.length) < s.length)){//取消非第一个和最后一个的勾选s = s.substring(0,n) + s.substring(n + v.length+1,s.length);}else{//取消最后一个的勾选s = s.substring(0,n-1);}if(null == s || "" == s){//回调自己}}else{s = s + "," + $(this).next('span').text();//将勾选各值拼接}$('#cc').combo('setValue', s).combo('setText', s).combo('showPanel');//将值赋值给文本框并在文本里显示出来});});</script></body></html>
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