<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title>Javascript</title>
<script type="text/javascript">
function change(x){
var i = 1;
var tmp = document.getElementById("t1").value;
document.getElementById("t2").valuet = function(){
return tmp.replace(/x/g, function(){
return x++;
})
}()
}
</script>
</head>
<body>
<textarea col="30" col="20" style="width:300px; height:400px" name="Test1" id="t1">A A A A A</textarea>
<textarea col="30" col="20" style="width:300px; height:400px" name="Test2" id="t2"></textarea>
<input type="button" name="ck" id="ck" onclick="change("A");" />
</body>
</html>上面是我的html+js代码
希望点击button后 第一个textarea区的值A A A A A取代成1 2 3 4 5然后把值放在第二个textarea区
请教如何实现此正则?
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title>Javascript</title>
<script type="text/javascript">
function change(x){
var i = 1;
var tmp = document.getElementById("t1").value;
document.getElementById("t2").value = tmp.replace(new RegExp(x, "ig"), function(){ return i++; });
}
</script>
</head>
<body>
<textarea col="30" col="20" style="width:300px; height:400px" name="Test1" id="t1">A A A A A</textarea>
<textarea col="30" col="20" style="width:300px; height:400px" name="Test2" id="t2"></textarea>
<input type="button" name="ck" id="ck" onclick="change('A');" />
</body>
</html>