jQuery ??? ??? keydown() ? keyup() ???
keydown() ???
?? ? ???
?? ? ??? ????? ? ???? ????. 1. ?? ??????. 2. ?? ?????.
??? ??? ? keydown ???? ?????.
keydown() ???? keydown ???? ?????? keydown ???? ??? ? ??? ??? ?????.
??: ?? ??? ??? ?? ??? ???? ??? ??? ???? ? ???? ?????.
Syntax
$("").keydown()
keydown ???? ??? ???
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>submit</title>
<script src="http://libs.baidu.com/jquery/1.9.1/jquery.js"></script>
</head>
<body>
<p>php 中文網(wǎng)</p>
<script>
$('body').keydown(function(){
$('p').html('php.cn');
})
</script>
</body>
</html>???? ??? "php Chinese website"? "php.cn"
Keyup ???? ?????.
?? ? ???
?? ? ??? ????? ? ???? ???? ????. ?? ?? ?? ?? ?? ??????.
??? ??? ?? ???? ?????. ?? ???? ?? ???? ?????.
keyup() ???? keyup ???? ?????? keyup ???? ??? ? ??? ??? ?????.
??: ?? ??? ??? ?? ??? ???? ??? ??? ???? ? ???? ?????.
<!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>
<p>php 中文網(wǎng)</p>
<script>
$('body').keyup(function(){
$('p').html('php.cn');
})
</script>
</body>
</html>?? ?? ?? ???? ???? ?? ??? ???? ???? ????. ???? ??? ???? ?????
