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JavaScript Tutorial/jQuery/Form TextBox - История изменений
2026-04-04T07:54:25Z
История изменений этой страницы в вики
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http://wbex.ru/index.php?title=JavaScript_Tutorial/jQuery/Form_TextBox&diff=9641&oldid=prev
Admin: 1 версия
2010-05-26T08:25:14Z
<p>1 версия</p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 08:25, 26 мая 2010</td>
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Admin
http://wbex.ru/index.php?title=JavaScript_Tutorial/jQuery/Form_TextBox&diff=9640&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:57Z
<p></p>
<p><b>Новая страница</b></p><div>==30. Change text field CSS==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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 />
$("label + input").css("color", "red").val("value")<br />
});<br />
</script><br />
</head><br />
<body><br />
<form><br />
<label>Name:</label><br />
<input name="name" /><br />
<fieldset><br />
<label>Address:</label><br />
<input name="newsletter" /><br />
</fieldset><br />
</form><br />
<input name="none" /><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Find the value of an input box.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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 />
$("p").text(value);<br />
}).keyup();<br />
});<br />
</script><br />
<style><br />
.selected { color:red; }<br />
.highlight { background:yellow; }<br />
</style> <br />
</head><br />
<body><br />
<body><br />
<input type="text" value="some text"/><br />
<p></p><br />
</body><br />
</html><br />
</html></source><br />
<br />
<br />
<br />
==30. Focus event fires when an element receives focus either via the pointing device or by tab navigation.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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").focus(function () {<br />
$(this).next("span").css("display","inline").fadeOut(1000);<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></source><br />
<br />
<br />
<br />
==30. Set textbox value==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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[name^="A"]").val("data");<br />
});<br />
</script><br />
</head><br />
<body><br />
<input name="Abc" /><br />
<input name="Bcd" /><br />
<input name="Cde" /><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. set the value of select elements, but selecting the appropriate options.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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 />
$("button").click(function () {<br />
var text = $(this).text();<br />
$("input").val(text);<br />
});<br />
});<br />
</script><br />
<style><br />
.selected { color:red; }<br />
.highlight { background:yellow; }<br />
</style> <br />
</head><br />
<body><br />
<body><br />
<div><br />
<button>A</button><br />
<button>B</button><br />
<button>C</button><br />
</div><br />
<input type="text" value="click a button" /><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Text box selected event==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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").select( function () { <br />
$("div").text("selected"); <br />
});<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<input type="text" value="Some text" /><br />
<div></div><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Text input change event==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><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").change( function() {<br />
alert( $(this).val());<br />
});<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<p><input type="text" /> <span>blur fire</span></p><br />
<p><input type="password" /> <span>blur fire</span></p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. To add a validity test to all text input elements:==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
$("input[@type="text"]").change( function() {<br />
// check input for validity<br />
});</source></div>