jQuery XPath 插件

這個插件是XPath 2.0查詢語言完整功能實現，用于在所有web瀏覽器中查詢HTML和XML文檔。它基于XPath 2.0引擎 xpath.js實現。

$().xpath("0.1+0.2"); // Returns {Number} 0.3 (Note: in JavaScript it returns 0.30000000000000004)
$().xpath("xs:date('2012-12-12')-xs:yearMonthDuration('P1Y1M')"); // Returns {String} '2011-11-12'
$().xpath("2 to 5"); // Returns {Number} 2, 3, 4 and 5
$().xpath("for $var in (1, 2, 3) return $var * 3"); // Returns {Number} 3, 6 and 9
$().xpath("round-half-to-even(35540, -2)"); // Returns {Number} 35500
$().xpath("translate('bar','abc','ABC')"); // Returns {String} BAr
$().xpath("matches('helloworld', 'hello world', 'x')"); // Returns {Boolean} true
$().xpath("xs:double('-INF') castable as xs:decimal)"); // Returns {Boolean} false
$().xpath("1e2 instance of xs:double"); //  Returns {Boolean} true
$().xpath("1.5 cast as xs:integer"); // Returns {Number} 1

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