jQuery ?? ? ???(2)
??? HTML ?? ?? ??? ??? ??? ?? ???? ?? ???? DOM ?????. jQuery? ??? ??? ?? ? ?? ??? ??? ?????. ????? ? ?? ?? ??? HTML ???? ????? ???? ? ??? HTML ???? ?????. ?? ???? ? ?? ??? ????:
.html()? ?? ???? ?? ? ?? HTML? ?????. ???? ?? ?????. .html( htmlString ) ???? ? ??? html ???? ?????.
.html( function(index, oldhtml) )? HTML ???? ???? ??? ???? ? ?????.
??: .html() ???? ????? ???? DOM? innerHTML ???? ???? ??? ?? ? ?? ? ???? ? ?? ??? ??? ? ??? ?? HTML ???(??? ????? ???)? ?? ???? ????
Let's ?? html() ??? ? ??? ??????. ?
html ??? ??? ???? ?? ??? ??? ????.
- div ??? ?? ??
2. ?? ?? ?? ???? ｐｈｐ??? ???? ?? URL? ???? ???. ?? ????? ??? ?? ????
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
</head>
<body>
<div id="dv">php 中文網(wǎng)</div>
<script type="text/javascript">
$('#dv').html("ipnx.cn");
</script>
</body>
</html>?? ??? ?????.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
</head>
<body>
<div id="dv">php 中文網(wǎng)</div>
<script type="text/javascript">
$('#dv').append("ipnx.cn");
</script>
</body>
</html>?? ??? ? ? ??? ipnx.cn div ??? ?? URL
after: ???? ?? ?? ?? HTML ??? ??
before: ???? ?? ?? ?? HTML ??? ??
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
</head>
<body>
<div id="dv">php 中文網(wǎng)</div>
<script type="text/javascript">
$('#dv').before("歡迎來到：");
$("#dv").after("學習編程");
</script>
</body>
</html>text () ???
?? ??? ???? ???? ?? ??? ?? ? ??? ??? ??? ???? ????? ???? ?????. ??? ??? ???? ??? ?? ??? ? ?? ??????. , ? ?? ???? ??? ????. .text() ?? ?? ??? ???? ???? ?? ??? ?? ? ??? ??? ???? ?????..text( textString ) ? ???? ?? ???? ???? ???? ? ?????
. text( function (index, text) )? ??? ??? ??? ???? ? ???? ??????? ?? ?????:<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
</head>
<body>
<div id="dv">php 中文網(wǎng)</div>
<script type="text/javascript">
alert($('#dv').text());
</script>
</body>
</html> 
