这篇文章主要介绍“JavaScript如何利用CheckBox实现选中”的相关知识，小编通过实际案例向大家展示操作过程，操作方法简单快捷，实用性强，希望这篇“JavaScript如何利用CheckBox实现选中”文章能帮助大家解决问题。
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JavaScript实现CheckBox选中所有的项的方法：
title> <body> <form name="Form1"> <input name="allbox" type="checkbox" onClick="TA();" title="选中或清除选中所有的项目" tabindex="105">选中或清除选中所有的项目 <br/> <span class="X"> <input type="checkbox" name="ABC" class="A" onClick="TTA(this);">清明时节span> <br/> <span class="X"> <input type="checkbox" name="DEF" class="A" onClick="TTA(this);">长江水啊span> <br/> <span class="X"> <input type="checkbox" name="GHL" class="A" onClick="TTA(this);">嘿嘿测试span> <br/> form> <script language="javascript"> var frm = document.Form1; script> <script language="JavaScript"> function TA(isO,noHL){ var trk = 0; for(var i=0;i<frm.elements.length;i++){ var e=frm.elements[i]; if((e.name !='allbox') && (e.type == 'checkbox')){ e.checked = frm.allbox.checked; if (frm.allbox.checked){ //e.parentElement.className = "H"; //.parentElement不兼容firefox浏览器 e.parentNode.className = "H";//调用设置父节点元素class改变背景色 }else{ e.parentNode.className = "X";//调用设置父节点元素class改变背景色 } } } } function TTA(CB,noHL){ if (CB.checked){ CB.parentNode.className = "H"; }else{ CB.parentNode.className = "X"; } var TB=TO=0; for (var i=0;i<frm.elements.length;i++){ var e=frm.elements[i]; if ((e.name != 'allbox') && (e.type=='checkbox')){ TB++; if (e.checked) TO++; } } frm.allbox.checked=(TO==TB)?true:false; //如果不是所有项被选中则allbox设定未被选中 } script> <style> .H{ background: #ADD8E6 } .X{ background: #FFFFFF } style> body>html></pre><p>关于“JavaScript如何利用CheckBox实现选中”的内容就介绍到这里了，感谢大家的阅读。如果想了解更多行业相关的知识，可以关注创新互联行业资讯频道，小编每天都会为大家更新不同的知识点。</p> <br> 本文名称：JavaScript如何利用CheckBox实现选中 <br> 文章转载：<a href="http://kswsj.cn/article/jogoog.html">http://kswsj.cn/article/jogoog.html</a> </div> </div> <div class="other"> <h3>其他资讯</h3> <ul> <li> <a href="/article/ddhgogp.html">帝国cms前端怎提交信息 帝国cms怎么上传图片</a> </li><li> <a href="/article/ddhgogg.html">服务器安全审计怎么打开 服务器审计系统</a> </li><li> <a href="/article/ddhgoej.html">sap系统怎样新建资料的简单介绍</a> </li><li> <a href="/article/ddhgoee.html">linux命令加减运算 linux shell加减</a> </li><li> <a href="/article/ddhgogd.html">律师网站建设应该注意的问题有什么</a> </li> </ul> </div> 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