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JavaScript Tutorial/jQuery/Selector even odd index - История изменений
2026-04-04T19:08:01Z
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http://wbex.ru/index.php?title=JavaScript_Tutorial/jQuery/Selector_even_odd_index&diff=9667&oldid=prev
Admin: 1 версия
2010-05-26T08:25:16Z
<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/Selector_even_odd_index&diff=9666&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:57Z
<p></p>
<p><b>Новая страница</b></p><div>== eq(index) matches a single element by its index.==<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 />
$("td:eq(2)").css("color", "red");<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<table border="1"><br />
<tr><td>TD #0</td><td>TD #1</td><td>TD #2</td></tr><br />
<tr><td>TD #3</td><td>TD #4</td><td>TD #5</td></tr><br />
<tr><td>TD #6</td><td>TD #7</td><td>TD #8</td></tr><br />
</table><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== even() matches even elements, zero-indexed.==<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 />
$("tr:even").css("background-color", "red");<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<table border="1"><br />
<tr><td>TD #0</td><td>TD #1</td><td>TD #2</td></tr><br />
<tr><td>TD #3</td><td>TD #4</td><td>TD #5</td></tr><br />
<tr><td>TD #6</td><td>TD #7</td><td>TD #8</td></tr><br />
</table><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Even number tags==<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 />
$("p:even").removeClass("blue");<br />
});<br />
</script><br />
</head><br />
<style><br />
.blue { color:blue; }<br />
</style><br />
<body><br />
<body><br />
<p class=blue>A</p><br />
<p class=blue>A</p><br />
<p class=blue>A</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== gt(index) matches all elements with an index above the given one.==<br />
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<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 />
$("tr:gt(1)").css("background-color", "red");<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<table border="1"><br />
<tr><td>TD #0</td><td>TD #1</td><td>TD #2</td></tr><br />
<tr><td>TD #3</td><td>TD #4</td><td>TD #5</td></tr><br />
<tr><td>TD #6</td><td>TD #7</td><td>TD #8</td></tr><br />
</table><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== lt(index) matches all elements with an index below the given one.==<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 />
$("td:lt(2)").css("color", "red");<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<table><br />
<tr><td>First</td></tr><br />
<tr><td>Middle</td></tr><br />
<tr><td>Last</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Matches all elements with an index above the given one==<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 />
$("td:gt(1)").css("color", "red");<br />
<br />
<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<table border="1"><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Matches all elements with an index below the given one==<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 />
$("td:lt(1)").css("color", "red");<br />
<br />
<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<table border="1"><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Matches a single element by its index==<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 />
$("td:eq(2)").css("color", "red");<br />
<br />
<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<table border="1"><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Matches even elements, zero-indexed==<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 />
$("tr:even").css("color", "red");<br />
<br />
<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<table border="1"><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Matches odd elements, zero-indexed.htm==<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 />
$("tr:odd").css("color", "red");<br />
<br />
<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<table border="1"><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
<tr><td>Row</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== odd() matches odd elements, zero-indexed.==<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 />
<br />
$("tr:odd").css("background-color", "#bbbbff");<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<table><br />
<tr><td>First</td></tr><br />
<tr><td>Middle</td></tr><br />
<tr><td>Last</td></tr><br />
</table><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Odd number paragraph==<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 />
$("p:odd").removeClass("blue");<br />
});<br />
</script><br />
</head><br />
<style><br />
.blue { color:blue; }<br />
</style><br />
<body><br />
<body><br />
<p class=blue>A</p><br />
<p class=blue>A</p><br />
<p class=blue>A</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Positional selectors supported by jQuery: selecting elements based on their position in the DOM==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
Selector Description<br />
:first The first match of the page. <br />
:last The last match of the page. <br />
:first-child The first child element. <br />
:last-child The last child element. <br />
:only-child Returns all elements that have no siblings.<br />
:nth-child(n) The nth child element. <br />
:nth-child(even|odd) Even or odd children. <br />
:nth-child(Xn+Y) The nth child element.<br />
:even and :odd Even and odd matching elements page-wide.<br />
:eq(n) The nth matching element.<br />
:gt(n) Matching elements after (and excluding) the nth matching element.<br />
:lt(n) Matching elements before (and excluding) the nth matching element.</source></div>