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javascript Programming Glossary: dosomethingHow to get function parameter names/values dynamically from javascript http://stackoverflow.com/questions/1007981/how-to-get-function-parameter-names-values-dynamically-from-javascript dynamically Lets say my function looks like this function doSomething param1 param2 .... paramN fill an array with the parameter name..
How do I run PHP code when a user clicks on a link? http://stackoverflow.com/questions/1280767/how-do-i-run-php-code-when-a-user-clicks-on-a-link jquery.min.js script script type text javascript function doSomething .get somepage.php return false script a href # onclick doSomething.. .get somepage.php return false script a href # onclick doSomething Click Me a You could also do a post back if you need to use..
Href attribute for JavaScript links: “#” or “javascript:void(0)”? http://stackoverflow.com/questions/134845/href-attribute-for-javascript-links-or-javascriptvoid0 the return value of the function called like this function doSomething Some code return false But then they forget to use return doSomething.. Some code return false But then they forget to use return doSomething in the onclick and just use doSomething . A second reason for.. to use return doSomething in the onclick and just use doSomething . A second reason for avoiding # is that the final return false..
Difference between using var and not using var in JavaScript http://stackoverflow.com/questions/1470488/difference-between-using-var-and-not-using-var-in-javascript between var someNumber 2 var someFunction function doSomething var someObject var someObject.someProperty 5 and someNumber.. 5 and someNumber 2 someFunction function doSomething someObject someObject.someProperty 5 When would you use either..
Trigger a button click with JavaScript on the Enter key in a text box http://stackoverflow.com/questions/155188/trigger-a-button-click-with-javascript-on-the-enter-key-in-a-text-box input type button id btnSearch value Search onclick doSomething Update Accepting one's own answer is now allowed but the jQuery..
Preserving a reference to “this” in JavaScript prototype functions http://stackoverflow.com/questions/2025789/preserving-a-reference-to-this-in-javascript-prototype-functions this.myValue 'something' this.elements.each this.doSomething MyClass.prototype.doSomething function operate on the element.. this.elements.each this.doSomething MyClass.prototype.doSomething function operate on the element new MyClass In that case I can't.. even the original value of this within the context of doSomething is a jQuery object and not a MyClass object. It's been suggested..
Create a custom callback in JavaScript http://stackoverflow.com/questions/2190850/create-a-custom-callback-in-javascript it directly using the argument name. The basics function doSomething callback ... Call the callback callback 'stuff' 'goes' 'here'.. 'here' function foo a b c I'm the callback alert a b c doSomething foo That will call doSomething which will call foo which will.. the callback alert a b c doSomething foo That will call doSomething which will call foo which will alert stuff goes here . Note..
What is the difference between the different methods of putting JavaScript code in an <a>? http://stackoverflow.com/questions/245868/what-is-the-difference-between-the-different-methods-of-putting-javascript-code
http://stackoverflow.com/questions/3320677/this-operator-in-javascript I have JavaScript code like myClass function function doSomething alert this this1 alert this this2 What those two 'this' objects..
Cross-browser window resize event - JavaScript / jQuery http://stackoverflow.com/questions/599288/cross-browser-window-resize-event-javascript-jquery shown in the following example inspired by this function doSomething alert I'm done resizing for the moment var resizeTimer window..
Is there ever a good reason to pass a string to setTimeout? http://stackoverflow.com/questions/6081560/is-there-ever-a-good-reason-to-pass-a-string-to-settimeout etc. So doing this is definitely deprecated setTimeout 'doSomething someVar ' 10000 in favour of this setTimeout function doSomething.. someVar ' 10000 in favour of this setTimeout function doSomething someVar 10000 My question is can there ever be a reason to do..
Why does an onclick property set with setAttribute fail to work in IE? http://stackoverflow.com/questions/95731/why-does-an-onclick-property-set-with-setattribute-fail-to-work-in-ie write both ways button_element.setAttribute 'onclick' 'doSomething ' for FF button_element.onclick function doSomething for IE.. 'doSomething ' for FF button_element.onclick function doSomething for IE thanks to this post . UPDATE This is to demonstrate that.. onclick function button_element.setAttribute 'onclick' 'doSomething ' onclick for FF IE8 Chrome if onclick is a function use the..
How to temporarily disable a click handler in jQuery? http://stackoverflow.com/questions/1263042/how-to-temporarily-disable-a-click-handler-in-jquery state variable solutions #button_id .one 'click' DoSomething function DoSomething do something. #button_id .one 'click' DoSomething.. solutions #button_id .one 'click' DoSomething function DoSomething do something. #button_id .one 'click' DoSomething One will only.. function DoSomething do something. #button_id .one 'click' DoSomething One will only execute once until attached again . More info..
What is the difference between the different methods of putting JavaScript code in an <a>? http://stackoverflow.com/questions/245868/what-is-the-difference-between-the-different-methods-of-putting-javascript-code methods of putting JavaScript code in an a tag function DoSomething ... return false a href javascript onClick return DoSomething.. ... return false a href javascript onClick return DoSomething link a a href javascript return DoSomething link a a href javascript.. onClick return DoSomething link a a href javascript return DoSomething link a a href javascript void 0 onClick return DoSomething link..
Set a callback function to a new window in javascript http://stackoverflow.com/questions/2797560/set-a-callback-function-to-a-new-window-in-javascript windows page . For example in the parent I have function DoSomething alert 'Something' ... input type button onClick OpenNewWindow.. input type button onClick OpenNewWindow linktonewwindow DoSomething And in the child window I want to input type button onClick..
Javascript Closures and 'this' context http://stackoverflow.com/questions/346015/javascript-closures-and-this-context row.attachEvent 'onclick' function this.DoSomething else row.addEventListener 'click' function this.DoSomething.. else row.addEventListener 'click' function this.DoSomething false DoSomething function this.SomethingElse Error here object.. 'click' function this.DoSomething false DoSomething function this.SomethingElse Error here object 'this' does not..
How to detect an audio has finished playing in a web page? http://stackoverflow.com/questions/4619917/how-to-detect-an-audio-has-finished-playing-in-a-web-page support it yet. Something like audio src xpto.mp3 onended DoSomething audio In the last case you can use a swf that can play the sound..
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