Javascript全选

最新推荐文章于 2023-07-18 11:18:07 发布

lishushan

最新推荐文章于 2023-07-18 11:18:07 发布

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CC 4.0 BY-SA版权

分类专栏： JavaScript 文章标签： JavaScript C C++ C# XHTML ViewUI

本文链接：https://blog.youkuaiyun.com/lishushan/article/details/83529145

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
p {margin:0;font-size:12px;line-height:26px;}
</style>


<script type="text/javascript">
function check_all(thisObj_IdOrName,othersObj_IdOrName) {

    var checkboxs = document.getElementsByName(othersObj_IdOrName);
//window.alert(thisObj_IdOrName.checked);
//window.alert(checkboxs.length);

for(var i=0; i<checkboxs.length; i++){
   checkboxs[i].checked = thisObj_IdOrName.checked;

   //window.alert(checkboxs[i].checked);
   //window.alert(checkboxs[i].name);
   //window.alert(checkboxs[i].type);
   //window.alert(checkboxs[i].value);
   //window.alert(checkboxs[i].onchecked);
}

//等价于
/*
if(thisObj_IdOrName.checked) {
   for(var i=0; i<checkboxs.length; i++) {
    checkboxs[i].checked = true;
   }
} else {
   for(var i=0; i<checkboxs.length; i++) {
    checkboxs[i].checked = false;
   }
}
*/

//window.alert(checkboxs[0].checked);

if(thisObj_IdOrName.checked) {
   document.getElementById("allText").innerHTML = "全不选";
   document.getElementById("allText").style.background = "red";
   document.getElementById("allText").style.border = "solid 3px #0000ff";
} else {
   document.getElementById("allText").innerHTML = "全选";
   document.getElementById("allText").style.background = "";
   document.getElementById("allText").style.border = "";
}

window.status = "哈哈哈哈";

}
</script>
</head>

<body>
<p><input type="checkbox" id="all" name="all" onclick="check_all(this,'c')" /><span id="allText">全选/全不选</span><!--<div id="allText">全选/全不选</div>--></p>


<p><input type="radio" name="c" value="123" /></p>
<p><input type="radio" name="c" value="456" /></p>
<p><input type="radio" name="c" value="789" /></p>

<p><input type="checkbox" name="c" value="11" /></p>
<p><input type="checkbox" name="c" value="22" /></p>
<p><input type="checkbox" name="c" value="33" /></p>
<p><input type="checkbox" name="c" value="44" /></p>


<p><input type="radio" name="ddd" value="" /></p>
<p><input type="radio" name="ddd" value="" /></p>
<p><input type="radio" name="ddd" value="" /></p>

</body>
</html>