http://wbex.ru/index.php?action=history&feed=atom&title=JavaScript_Tutorial%2FjQuery%2Fval
JavaScript Tutorial/jQuery/val - История изменений
2026-04-04T19:05:47Z
История изменений этой страницы в вики
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http://wbex.ru/index.php?title=JavaScript_Tutorial/jQuery/val&diff=9493&oldid=prev
Admin: 1 версия
2010-05-26T08:25:04Z
<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/val&diff=9492&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:56Z
<p></p>
<p><b>Новая страница</b></p><div>==30. Get input text from Text 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 />
$(document).ready(function(){<br />
<br />
alert($("input").val());<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<button>Do</button><br />
<form><br />
<input type="text" /><br />
</form><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Get the input value of the first matched element==<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 />
function displayVals() {<br />
var singleValues = $("#single").val();<br />
$("p").html(singleValues);<br />
}<br />
$("select").change(displayVals);<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<p></p><br />
<select id="single"><br />
<option>Single</option><br />
<option>Single2</option><br />
</select><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Set multiple value for select==<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 />
$("#multiple").val(["Multiple2", "Multiple3"]);<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<select id="multiple" multiple="multiple"><br />
<option>Multiple</option><br />
<option>Multiple2</option><br />
<option>Multiple3</option><br />
</select><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Set the value attribute of every matched element==<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 />
</head><br />
<body><br />
<body><br />
Press button to fill the text box.<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. Set value for text field==<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").removeAttr("disabled").focus().val("editable now");<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<button>Enable</button><br />
<input type="text" disabled="disabled" value="data"/><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
==30. Set value to form input field==<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. val(val) checks, or selects, all the radio buttons, checkboxes, and select 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 />
$("#single").val("Single2");<br />
$("#multiple").val(["Multiple2", "Multiple3"]);<br />
$("input").val(["check1","check2", "radio1" ]);<br />
});<br />
</script><br />
<style><br />
.selected { color:red; }<br />
.highlight { background:yellow; }<br />
</style> <br />
</head><br />
<body><br />
<body><br />
<select id="single"><br />
<option>1</option><br />
<option>2</option><br />
</select><br />
<select id="multiple" multiple="multiple"><br />
<option selected="selected">Multiple</option><br />
<option>Multiple2</option><br />
<option selected="selected">Multiple3</option><br />
</select><br/><br />
<br />
<input type="checkbox" name="checkboxname" value="check1"/> check1<br />
<input type="checkbox" name="checkboxname" value="check2"/> check2<br />
<input type="radio" name="r" value="radio1"/> radio1<br />
<input type="radio" name="r" value="radio2"/> radio2<br />
</body><br />
</html></source></div>