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javascript高亮效果的二种实现方法

2008-09-14 00:00 1071 查看
js高亮方法一:
<script> 
function HighLight(nWord){ 

if(nWord!=''){ 

var keyword = document.body.createTextRange(); 

while(keyword.findText(nWord)){ 

keyword.pasteHTML("<span style='color:red;'>" + keyword.text + "</span>"); 

keyword.moveStart('character',1); 

} 

} 

} 

function highword(nWord){ 

var array = nWord.split(","); 

for(var i=0;i<array.length;i++){ 

HighLight(array[i]); 

} 

} 
</script> 
<body onload="highword('li,jin')"> 

<p>liujinzhong liujinzhong liuzhong</p> 

</body>


js高亮方法二:

2.
<html> 
<head> 
<title>Test Page</title> 
<script type="text/javascript"> 
<!-- 
function highLight(ele,keys) 
{ 
var reg = new RegExp("(" + keys.replace(/,/,"|") + ")","g"); 

ele.innerHTML = ele.innerHTML.replace(reg,"<font color=\"red\">$1</font>"); 
} 

window.onload = function() 
{ 
highLight(document.getElementsByTagName("p")[0],"li,jin"); 
} 
//--> 
</script> 
</head> 

<body> 
<p>liujinzhong liujinzhong liuzhong</p> 
</body> 
</html>
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