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MediaWiki:Common.js: Difference between revisions
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importScript("MediaWiki:Common.js/search.js") | importScript("MediaWiki:Common.js/search.js") | ||
} | } | ||
/* Test if an element has a certain class ************************************** | |||
* | |||
* Description: Uses regular expressions and caching for better performance. | |||
* Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]] | |||
*/ | |||
var hasClass = (function () { | |||
var reCache = {}; | |||
return function (element, className) { | |||
return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className); | |||
}; | |||
})(); | |||