标签：style http color io os java ar for div
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>让HTML文本框textarea里的换行等格式用js保留下来</title>
</head>
<body>
<form id="form1" name="form1" method="post" action="">
<textarea name="textContent" cols="100" rows="15" id="textContent"></textarea> <br />
<input type="button" name="Submit" value="转换输出" onclick="outHTML()" />
<input name="checkbox" type="checkbox" id="checkbox" value="checkbox" checked="checked" />
<label for="checkbox" style="color:#F00">启用转换输出</label>
</form>
<div id="out" style="border:1px solid #F90; padding:10px; background:#FFF8DC; margin-top:10px">请在上面文本框录入带HTML标记的文本测试！</div>
<script type="text/javascript">
function outHTML() {
var getValue=document.getElementById("textContent").value;
var endValue=((getValue.replace(/<(.+?)>/gi,"<$1>")).replace(//gi," ")).replace(/\n/gi,"|");
/* (1)转义“<”、“>” (2)改半角空格为 (3)保留换行 */
if (document.getElementById("checkbox").checked==true) {
document.getElementById("out").innerHTML=endValue;
}else{
document.getElementById("out").innerHTML=getValue;
}
}
</script>
</body>
</html>
标签：style http color io os java ar for div
原文地址：http://www.cnblogs.com/lzh1001/p/3975337.html
