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jquery Programming Glossary: jquery.exprGetting the “match” object in a Custom Filter Selector in jQuery 1.8 http://stackoverflow.com/questions/11624345/getting-the-match-object-in-a-custom-filter-selector-in-jquery-1-8 ™s selector expressions by adding your own functions to the jQuery.expr ' ' object. The function will be run on each element in the.. for the more complex expressions. Once you've extended jQuery.expr ' ' you can use it as a filter in your jQuery selector much.. elements that have more than one class assigned to them jQuery.expr ' ' .hasMultipleClasses function elem index match return elem.className.split..
jQuery support “:invalid” selector http://stackoverflow.com/questions/15820780/jquery-support-invalid-selector own expression making .is ' invalid' valid jQuery.extend jQuery.expr ' ' invalid function elem index match var invalids document.querySelectorAll..
Is there a case insensitive jQuery :contains selector? http://stackoverflow.com/questions/187537/is-there-a-case-insensitive-jquery-contains-selector What I ended up doing for jQuery 1.2 is jQuery.extend jQuery.expr ' ' Contains jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase.. Edit For jQuery 1.3 thanks @user95227 and later you need jQuery.expr ' ' .Contains function a i m return jQuery a .text .toUpperCase.. @John 's question Latest edit For jQuery 1.8 it should be jQuery.expr .Contains jQuery.expr.createPseudo function arg return function..
How do I make jQuery Contains case insensitive, including jQuery 1.8+? http://stackoverflow.com/questions/2196641/how-do-i-make-jquery-contains-case-insensitive-including-jquery-1-8 For convenience the solution is copied here jQuery.extend jQuery.expr ' ' Contains jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase.. any problems. See if you have better luck with this format jQuery.expr ' ' .Contains function a i m return jQuery a .text .toUpperCase.. for this changed the jQuery 1.8 version of this would be jQuery.expr .Contains jQuery.expr.createPseudo function arg return function..
Is there a 'has focus' in JavaScript (or jQuery)? http://stackoverflow.com/questions/2683742/is-there-a-has-focus-in-javascript-or-jquery there is a more elegant way you can do it jQuery.extend jQuery.expr ' ' focus a document.activeElement You're defining a new selector...
http://stackoverflow.com/questions/2891452/jquery-data-selector while cur data 0 cur cur data.shift return cur undefined jQuery.expr ' ' .data function el i match matcher.lastIndex 0 var expr match..
Jquery Selector that search for events http://stackoverflow.com/questions/661564/jquery-selector-that-search-for-events can write your own custom selector using hasEvent plugin jQuery.expr .click jQuery a .hasEvent 'click' a click .doStuff EDIT There..
Method for selecting elements in Sizzle using fully-qualified URLs http://stackoverflow.com/questions/9222026/method-for-selecting-elements-in-sizzle-using-fully-qualified-urls to this question... Use either an expression jQuery.extend jQuery.expr ' ' url function elem i match return elem.href match 3 var matched..
What JQuery selector excludes items with a parent that matches a given selector? http://stackoverflow.com/questions/965816/what-jquery-selector-excludes-items-with-a-parent-that-matches-a-given-selector is to create your own selector since jQuery is awesome jQuery.expr ' ' .parents function a i m return jQuery a .parents m 3 .length..
Using jQuery to test if an input has focus http://stackoverflow.com/questions/967096/using-jquery-to-test-if-an-input-has-focus testing focus the new favorite is this gist from Ben Alman jQuery.expr ' ' .focus function elem return elem document.activeElement..
Getting the “match” object in a Custom Filter Selector in jQuery 1.8 http://stackoverflow.com/questions/11624345/getting-the-match-object-in-a-custom-filter-selector-in-jquery-1-8 are If you need a reusable filter you can extend jQuery ™s selector expressions by adding your own functions to the jQuery.expr ' ' object. The function will be run on each element in the current collection and should return true or false much like.. a regular expression match that contains important information for the more complex expressions. Once you've extended jQuery.expr ' ' you can use it as a filter in your jQuery selector much like you would use any of the built in ones first last eq etc... first last eq etc. Here's an example where we'll filter for elements that have more than one class assigned to them jQuery.expr ' ' .hasMultipleClasses function elem index match return elem.className.split ' ' .length 1 'div hasMultipleClasses' Here's..
jQuery support “:invalid” selector http://stackoverflow.com/questions/15820780/jquery-support-invalid-selector should be accepted for thinking of that you can write your own expression making .is ' invalid' valid jQuery.extend jQuery.expr ' ' invalid function elem index match var invalids document.querySelectorAll ' invalid' result false len invalids.length..
Is there a case insensitive jQuery :contains selector? http://stackoverflow.com/questions/187537/is-there-a-case-insensitive-jquery-contains-selector javascript jquery selectors share improve this question What I ended up doing for jQuery 1.2 is jQuery.extend jQuery.expr ' ' Contains jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase 0 This will extend jquery to have a Contains selector.. is case insensitive the contains selector remains unchanged. Edit For jQuery 1.3 thanks @user95227 and later you need jQuery.expr ' ' .Contains function a i m return jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase 0 Edit Apparently accessing the.. so try at your own risk if speed is an issue. see @John 's question Latest edit For jQuery 1.8 it should be jQuery.expr .Contains jQuery.expr.createPseudo function arg return function elem return jQuery elem .text .toUpperCase .indexOf arg.toUpperCase..
How do I make jQuery Contains case insensitive, including jQuery 1.8+? http://stackoverflow.com/questions/2196641/how-do-i-make-jquery-contains-case-insensitive-including-jquery-1-8 work Is there a case insensitive jQuery contains selector For convenience the solution is copied here jQuery.extend jQuery.expr ' ' Contains jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase 0 Here is the error Error q is not a function Source.. This is what i'm using in a current project haven't had any problems. See if you have better luck with this format jQuery.expr ' ' .Contains function a i m return jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase 0 In jQuery 1.8 the API for this.. .indexOf m 3 .toUpperCase 0 In jQuery 1.8 the API for this changed the jQuery 1.8 version of this would be jQuery.expr .Contains jQuery.expr.createPseudo function arg return function elem return jQuery elem .text .toUpperCase .indexOf arg.toUpperCase..
Is there a 'has focus' in JavaScript (or jQuery)? http://stackoverflow.com/questions/2683742/is-there-a-has-focus-in-javascript-or-jquery improve this question There is no native solution but yes there is a more elegant way you can do it jQuery.extend jQuery.expr ' ' focus a document.activeElement You're defining a new selector. See Plugins Authoring . Then you can do if ... .is focus..
http://stackoverflow.com/questions/2891452/jquery-data-selector data.match . ^. . g var cur jQuery.data element data.shift while cur data 0 cur cur data.shift return cur undefined jQuery.expr ' ' .data function el i match matcher.lastIndex 0 var expr match 3 m check val allMatch null foundMatch false while m matcher.exec..
Jquery Selector that search for events http://stackoverflow.com/questions/661564/jquery-selector-that-search-for-events question It is not supported natively by jQuery but you can write your own custom selector using hasEvent plugin jQuery.expr .click jQuery a .hasEvent 'click' a click .doStuff EDIT There is also the Event Bound Selector plugin which is more complete..
Method for selecting elements in Sizzle using fully-qualified URLs http://stackoverflow.com/questions/9222026/method-for-selecting-elements-in-sizzle-using-fully-qualified-urls share improve this question I believe I've got the answer to this question... Use either an expression jQuery.extend jQuery.expr ' ' url function elem i match return elem.href match 3 var matched jQuery 'a url http test.com index.html ' http jsfiddle.net..
What JQuery selector excludes items with a parent that matches a given selector? http://stackoverflow.com/questions/965816/what-jquery-selector-excludes-items-with-a-parent-that-matches-a-given-selector convoluted selectors when I can avoid it. A different option is to create your own selector since jQuery is awesome jQuery.expr ' ' .parents function a i m return jQuery a .parents m 3 .length 1 '.foo .bar' .filter ' parents .baz ' Tested and works..
Using jQuery to test if an input has focus http://stackoverflow.com/questions/967096/using-jquery-to-test-if-an-input-has-focus and below Edit As times change we find better methods for testing focus the new favorite is this gist from Ben Alman jQuery.expr ' ' .focus function elem return elem document.activeElement elem.type elem.href Quoted from Mathias Bynens here Note that..
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