<!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" />
<meta name="author" content="wuleying" />
<title>双击文字出现编辑文本框的JS代码</title>
<style>
input.a {border:0px;}
input.b {border:1px solid #369;background:#fff;}
</style>
</head>
<body>
<input class="a" id="test" readonly value="点我一下可以编辑我" type="text" />
<input class="a" id="test2" readonly value="点我一下可以编辑我" type="text" />
<script type="text/javascript">
var test = document.getElementById("test");
var test2 = document.getElementById("test2");
test.ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test.onblur = function()
{
test.readOnly = true; //不可编辑状态
test.className = "a";
}
test2.ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test2.onblur = function()
{
test2.readOnly = true; //不可编辑状态
test2.className = "a";
}
</script>
</body>
</html>
这样不就是多个了。
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<meta name="author" content="wuleying" />
<title>双击文字出现编辑文本框的JS代码</title>
<style>
input.a {border:0px;}
input.b {border:1px solid #369;background:#fff;}
</style>
</head>
<body>
<input class="a" id="test" readonly value="点我一下可以编辑我" type="text" />
<input class="a" id="test2" readonly value="点我一下可以编辑我" type="text" />
<script type="text/javascript">
var test = document.getElementById("test");
var test2 = document.getElementById("test2");
test.ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test.onblur = function()
{
test.readOnly = true; //不可编辑状态
test.className = "a";
}
test2.ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test2.onblur = function()
{
test2.readOnly = true; //不可编辑状态
test2.className = "a";
}
</script>
</body>
</html>
这样不就是多个了。
for(var i=1;i<2;i++){
var test = document.getElementById("test"+[i]);
test[i].ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test[i].onblur = function()
{
test[i].readOnly = true; //不可编辑状态
test[i].className = "a";
}
}
</script>
这个获取文本对象本身就错了
var test = document.getElementById("test"+i);
<input class="a" name="test" readonly value="点我一下可以编辑我" type="text" />
<input class="a" name="test" readonly value="点我一下可以编辑我" type="text" />
<script type="text/javascript"> /*
function enabledD(){
var test = document.getElementsByName("test");
for(var i=0;i<test.length;i++){
test[i].ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test[i].onblur = function()
{
test[i].readOnly = true; //不可编辑状态
test[i].className = "a";
}
}}
enabledD();
</script>
<input class="a" name="test" readonly value="点我一下可以编辑我" type="text" />
<script type="text/javascript"> /*
function enabledD(){
var test = document.getElementsByName("test");
for(var i=0;i<test.length;i++){
test[i].ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test[i].onblur = function()
{
// 这个地方修改下就正常 了
//test[i].readOnly = true; //不可编辑状态
//test[i].className = "a";
this.readOnly = true; //不可编辑状态
this.className = "a";
}
}}
enabledD();
</script><center><br>======// 这个地方修改下就正常 了
//test[i].readOnly = true; //不可编辑状态
//test[i].className = "a";
this.readOnly = true; //不可编辑状态
this.className = "a";======</center>
<!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" />
<meta name="author" content="wuleying" />
<title>双击文字出现编辑文本框的JS代码</title>
<style>
input.a {border:0px;}
input.b {border:1px solid #369;background:#fff;}
</style>
</head>
<body>
<input class="a" id="test1" readonly value="点我一下可以编辑我" type="text" />
<input class="a" id="test2" readonly value="点我一下可以编辑我" type="text" />
<script type="text/javascript">
for(var i=1;i<3;i++){
//document.getElementById("") 这个获取的是单个对象本身, 所以也跟本不存在 test[i]对象
// 你得去查下这些获取对象最基本方法的意思和使用方法
// getElementById("test"),getElementsByName("test");
// var test = document.getElementById("test"+[i]);
// test[i].ondblclick = function()
var test = document.getElementById("test"+i);
test.ondblclick = function()
{
this.readOnly = false;
this.className = "b";
}
test.onblur = function()
{
// test[i].readOnly = true; //不可编辑状态
// test[i].className = "a";
//当文本框ONBLUR事件触发时,调用这个方法,
//执行test[i] 这个对象是不存在的,肯定报错,改成用THIS this.readOnly = true; //不可编辑状态
this.className = "a";
}
}
</script>
</body>
</html>