http://wbex.ru/index.php?action=history&feed=atom&title=JavaScript_DHTML%2FjQuery%2FEvent_Key
JavaScript DHTML/jQuery/Event Key - История изменений
2026-04-04T06:11:04Z
История изменений этой страницы в вики
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http://wbex.ru/index.php?title=JavaScript_DHTML/jQuery/Event_Key&diff=3012&oldid=prev
в 10:02, 26 мая 2010
2010-05-26T10:02:45Z
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 10:02, 26 мая 2010</td>
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http://wbex.ru/index.php?title=JavaScript_DHTML/jQuery/Event_Key&diff=3013&oldid=prev
Admin: 1 версия
2010-05-26T07:24:08Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==Check key code==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input").keypress(function (e) {<br />
if (e.which > 65 ) {<br />
alert(e.which);<br />
}<br />
});<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" /><br />
<br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==Convert key code to char==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input").keypress(function (e) {<br />
var c = String.fromCharCode(e.which);<br />
$("p").append($("<span/>")).children(":last").append(document.createTextNode(c));<br />
$("div").text(e.which);<br />
});<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" /><br />
<p>Add text - </p><br />
<div></div><br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==Document key down event==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$(window).keydown(function(event){<br />
alert(event.keyCode);<br />
switch (event.keyCode) {<br />
}<br />
});<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<p><input type="text" /> <span>focus event fire</span></p><br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==Get key code==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input").keypress(function (e) {<br />
var c = String.fromCharCode(e.which);<br />
$("p").append($("<span/>")).children(":last").append(document.createTextNode(c));<br />
$("div").text(e.which);<br />
});<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" /><br />
<p>Add text - </p><br />
<div></div><br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==Key pressed event==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input").keypress(function (e) {<br />
var c = String.fromCharCode(e.which);<br />
$("p").append($("<span/>")).children(":last").append(document.createTextNode(c));<br />
$("div").text(e.which);<br />
});<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" /><br />
<p>Add text - </p><br />
<div></div><br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==Key up event and check the key code==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input").keyup(function (e) {<br />
if (e.which > 65 ) {<br />
alert(e.which);<br />
}<br />
});<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" /><br />
<br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==Key up event and get the typed value==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input").keyup(function () {<br />
var value = $(this).val();<br />
$("div").text(value);<br />
}).keyup();<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" value="some text"/><br />
<div></div><br />
</body><br />
</html><br />
<br />
<br />
<br />
<br />
</source><br />
<br />
<br />
<br />
<br />
==To perform an action when the escape key has been released:==<br />
<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="html4strict"><br />
<br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$(document).keyup(function(event){<br />
if (event.keyCode == 27) {<br />
alert("escaped!");<br />
}<br />
<br />
});<br />
<br />
});<br />
</script><br />
<style><br />
div.dbl { background:yellow;color:black; }<br />
<br />
</style><br />
</head><br />
<body><br />
<body><br />
<p><input type="text" /> <span>focus fire</span></p><br />
<br />
<p><input type="password" /> <span>focus fire</span></p><br />
</body><br />
</html><br />
<br />
</source></div>
Admin