jquery 操作checkbox的例子(全选,反选,获取选取值...)
Code1
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">2
<HTML>3
<HEAD>4
<TITLE> New Document </TITLE>5
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />6
<link href="css/ingrid.css" rel="stylesheet" type="text/css">7
<script language="JavaScript" src="jquery-1.2.3.pack.js" type="text/javascript"></script>8
<SCRIPT LANGUAGE="JavaScript">
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<!--10
$("document").ready(function(){11
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$("#btn1").click(function(){13
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$("[name='checkbox']").attr("checked",'true');//全选15
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})17
$("#btn2").click(function(){18
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$("[name='checkbox']").removeAttr("checked");//取消全选20
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})22
$("#btn3").click(function(){23
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$("[name='checkbox']:even").attr("checked",'true');//选中所有奇数25
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})27
$("#btn4").click(function(){28
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$("[name='checkbox']").each(function(){30
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if($(this).attr("checked"))33
{34
$(this).removeAttr("checked");35
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}37
else38
{39
$(this).attr("checked",'true');40
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}42
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})44
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})46
$("#btn5").click(function(){47
var str="";48
$("[name='checkbox'][checked]").each(function(){49
str+=$(this).val()+"\r\n";50
})51
alert(str);52
})53
})54
//-->55
</SCRIPT>56
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</HEAD>58
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<BODY>60
<form name="form1" method="post" action="">61
<input type="button" id="btn1" value="全选">62
<input type="button" id="btn2" value="取消全选">63
<input type="button" id="btn3" value="选中所有奇数">64
<input type="button" id="btn4" value="反选">65
<input type="button" id="btn5" value="获得选中的所有值">66
<br>67
<input type="checkbox" name="checkbox" value="checkbox1">68
checkbox169
<input type="checkbox" name="checkbox" value="checkbox2">70
checkbox271
<input type="checkbox" name="checkbox" value="checkbox3">72
checkbox373
<input type="checkbox" name="checkbox" value="checkbox4">74
checkbox475
<input type="checkbox" name="checkbox" value="checkbox5">76
checkbox577
<input type="checkbox" name="checkbox" value="checkbox6">78
checkbox679
<input type="checkbox" name="checkbox" value="checkbox7">80
checkbox781
<input type="checkbox" name="checkbox" value="checkbox8">82
checkbox883
</form>84
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</BODY>86
</HTML>87
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