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2014/10/16 ¤W¤È 12:03:02
jquery Programming Glossary: document.queryselectorallTake href of an anchor in a div and apply it to an image? http://stackoverflow.com/questions/10215345/take-href-of-an-anchor-in-a-div-and-apply-it-to-an-image JS without needing to include jQuery. Live Demo var link document.querySelectorAll '.card prod a' link 0 .href link 1 .href share improve this..
jQuery - Raphael - SVG - selector based on custom data http://stackoverflow.com/questions/11187856/jquery-raphael-svg-selector-based-on-custom-data transaction data value Currently I have the code var found document.querySelectorAll transaction ' current_transaction ' Which should return a NodeList.. follows but I cannot work out the correct syntax var found document.querySelectorAll data 'transaction' 1 Any help would be much appreciated javascript..
jQuery vs document.querySelectorAll http://stackoverflow.com/questions/11503534/jquery-vs-document-queryselectorall vs document.querySelectorAll I heard several times that jQuery's strongest asset is the.. can achieve the same result with document.querySelector or document.querySelectorAll which are supported in ie8 and above . So the question is why..
What CSS3 selectors does jQuery really support, e.g. :nth-last-child()? http://stackoverflow.com/questions/11745274/what-css3-selectors-does-jquery-really-support-e-g-nth-last-child jQuery first passes the selector string to the native document.querySelectorAll implementation before falling back to Sizzle. Since it is a.. falling back to Sizzle. Since it is a valid CSS selector document.querySelectorAll will successfully return a node list for jQuery to use thereby.. use thereby obviating the use of Sizzle. In the event that document.querySelectorAll fails jQuery automatically falls back to Sizzle. There are a..
jQuery support “:invalid” selector http://stackoverflow.com/questions/15820780/jquery-support-invalid-selector ' ' invalid function elem index match var invalids document.querySelectorAll ' invalid' result false len invalids.length if len for var..
CasperJs and Jquery with chained Selects http://stackoverflow.com/questions/16283908/casperjs-and-jquery-with-chained-selects function check return this.evaluate function return document.querySelectorAll 'select#s2 option' .length 1 function then select option on.. function check return this.evaluate function return document.querySelectorAll 'select#s3 option' .length 1 function then select option.. function check return this.evaluate function return document.querySelectorAll 'table#info tbody tr' .length 1 function then Do verifications..
Use javascript to count immediate child elements of an element http://stackoverflow.com/questions/5685184/use-javascript-to-count-immediate-child-elements-of-an-element selector interface querySelectorAll . var selectionCount document.querySelectorAll #window section .length If you want a backwards compatible solution..
http://stackoverflow.com/questions/6028555/jquery-selector-optimization selector Is this a Sizzle thing or does the same apply for document.querySelectorAll Are there any speed gains using similarly optimised CSS selectors..
How to bind to the submit event when HTML5 validation is used? http://stackoverflow.com/questions/7587511/how-to-bind-to-the-submit-event-when-html5-validation-is-used to fire invalid event if the input data is invalid document.querySelectorAll 'input' 0 .addEventListener 'blur' function this.checkValidity.. .addEventListener 'blur' function this.checkValidity false document.querySelectorAll 'input' 0 .addEventListener 'invalid' function console.log 'invalid..
Take href of an anchor in a div and apply it to an image? http://stackoverflow.com/questions/10215345/take-href-of-an-anchor-in-a-div-and-apply-it-to-an-image
jQuery - Raphael - SVG - selector based on custom data http://stackoverflow.com/questions/11187856/jquery-raphael-svg-selector-based-on-custom-data How do I find elements on the canvas that have the same transaction data value Currently I have the code var found document.querySelectorAll transaction ' current_transaction ' Which should return a NodeList with the elements but it doesn't work. To retrieve the.. of the elements. Therefore I want my selector to be look as follows but I cannot work out the correct syntax var found document.querySelectorAll data 'transaction' 1 Any help would be much appreciated javascript jquery html data raphael share improve this question..
jQuery vs document.querySelectorAll http://stackoverflow.com/questions/11503534/jquery-vs-document-queryselectorall vs document.querySelectorAll I heard several times that jQuery's strongest asset is the way it queries and manipulates elements in the DOM you can use.. to do in regular javascript . However as far as I know you can achieve the same result with document.querySelector or document.querySelectorAll which are supported in ie8 and above . So the question is why 'risk' jQuery's overhead if it's strongest asset can be achieved..
What CSS3 selectors does jQuery really support, e.g. :nth-last-child()? http://stackoverflow.com/questions/11745274/what-css3-selectors-does-jquery-really-support-e-g-nth-last-child selector appears to work in Firefox Chrome and IE9 is because jQuery first passes the selector string to the native document.querySelectorAll implementation before falling back to Sizzle. Since it is a valid CSS selector document.querySelectorAll will successfully.. to the native document.querySelectorAll implementation before falling back to Sizzle. Since it is a valid CSS selector document.querySelectorAll will successfully return a node list for jQuery to use thereby obviating the use of Sizzle. In the event that document.querySelectorAll.. will successfully return a node list for jQuery to use thereby obviating the use of Sizzle. In the event that document.querySelectorAll fails jQuery automatically falls back to Sizzle. There are a number of scenarios that can cause it to fail The selector..
jQuery support “:invalid” selector http://stackoverflow.com/questions/15820780/jquery-support-invalid-selector expression making .is ' invalid' valid jQuery.extend jQuery.expr ' ' invalid function elem index match var invalids document.querySelectorAll ' invalid' result false len invalids.length if len for var i 0 i len i if elem invalids i result true break return..
CasperJs and Jquery with chained Selects http://stackoverflow.com/questions/16283908/casperjs-and-jquery-with-chained-selects wait until the second select is populated this.waitFor function check return this.evaluate function return document.querySelectorAll 'select#s2 option' .length 1 function then select option on second select this.evaluate function valueOptionSelect 'select#s2'.. wait until the third select is populated this.waitFor function check return this.evaluate function return document.querySelectorAll 'select#s3 option' .length 1 function then select option on third select this.evaluate function valueOptionSelect 'select#s3'.. after an option is seleted on third select. this.waitFor function check return this.evaluate function return document.querySelectorAll 'table#info tbody tr' .length 1 function then Do verifications here ... casper.run function finish execution..
Use javascript to count immediate child elements of an element http://stackoverflow.com/questions/5685184/use-javascript-to-count-immediate-child-elements-of-an-element child immediate share improve this question Use the DOM selector interface querySelectorAll . var selectionCount document.querySelectorAll #window section .length If you want a backwards compatible solution loop through childNodes and count element nodes. var..
http://stackoverflow.com/questions/6028555/jquery-selector-optimization explain why the less specific left is faster as a CSS selector Is this a Sizzle thing or does the same apply for document.querySelectorAll Are there any speed gains using similarly optimised CSS selectors in CSS files javascript jquery css optimization jquery..
How to bind to the submit event when HTML5 validation is used? http://stackoverflow.com/questions/7587511/how-to-bind-to-the-submit-event-when-html5-validation-is-used field input type submit form Then you need to call checkValidity to fire invalid event if the input data is invalid document.querySelectorAll 'input' 0 .addEventListener 'blur' function this.checkValidity false document.querySelectorAll 'input' 0 .addEventListener.. input data is invalid document.querySelectorAll 'input' 0 .addEventListener 'blur' function this.checkValidity false document.querySelectorAll 'input' 0 .addEventListener 'invalid' function console.log 'invalid fired' false Look at my example here http jsbin.com..
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