javascript Programming Glossary: somevarWhy are global variables considered bad practice? (Javascript) http://stackoverflow.com/questions/10525582/why-are-global-variables-considered-bad-practice-javascript worse when you get into implied globals e.g. when you say someVar someValue without declaring someVar with the var keyword . Secondly.. e.g. when you say someVar someValue without declaring someVar with the var keyword . Secondly global variables take longer..
What makes my.class.js so fast? http://stackoverflow.com/questions/14213074/what-makes-my-class-js-so-fast the following var closure function var closureVar 'foo' someVar 'bar' returnObject publicProp 'foobar' returnObject.getClosureVar.. returnObject Last time I checked chrome actually GC'ed someVar because it wasn't being referenced by the return value of the..
Persist javascript variables across pages? http://stackoverflow.com/questions/1981673/persist-javascript-variables-across-pages across various pages Suppose in Page A I am setting window.someVar 5 . Then I move to Page B via clicking a hyperlink in A and.. a hyperlink in A and do something like alert window.someVar I should get a message box displaying 5. Is there a technique.. message box displaying 5. Is there a technique to persist someVar as such... javascript share improve this question You could..
How to pass arguments to addEventListener listener function? http://stackoverflow.com/questions/256754/how-to-pass-arguments-to-addeventlistener-listener-function listener function The situation is somewhat like var someVar some_other_function someObj.addEventListener click function.. someObj.addEventListener click function some_function someVar false The problem is that the value of someVar is not visible.. someVar false The problem is that the value of someVar is not visible inside the listener function of the addEventListener..
http://stackoverflow.com/questions/4775722/check-if-object-is-array from Object.prototype . if Object.prototype.toString.call someVar ' object Array ' alert 'Array ' Or you could use typeof to test.. you could use typeof to test if it is a String if typeof someVar 'string' someVar someVar Or if you're not concerned about performance.. to test if it is a String if typeof someVar 'string' someVar someVar Or if you're not concerned about performance you could..
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 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 the former..
Immediate function invocation syntax http://stackoverflow.com/questions/939386/immediate-function-invocation-syntax is the right hand side of an assignment expression var someVar function ... Though the outermost parentheses are syntactically..
How to write high quality Javascript [closed] http://stackoverflow.com/questions/3142250/how-to-write-high-quality-javascript the same variable can be confusing error prone checking if somevar to see if it's defined when somevar can be 0 false or empty.. prone checking if somevar to see if it's defined when somevar can be 0 false or empty string polluting global scope possible..
How do I assign a javascript variable to a PHP variable? http://stackoverflow.com/questions/3708925/how-do-i-assign-a-javascript-variable-to-a-php-variable example... JavaScript function something do something with somevar somevar 'content' make an AJAX request to setvar.php value content.. JavaScript function something do something with somevar somevar 'content' make an AJAX request to setvar.php value content PHP.. an AJAX request to setvar.php value content PHP _SESSION 'somevar' _GET 'somevar' Make sure you take security issues of client..
http://stackoverflow.com/questions/4437169/in-javascript in javascript What does the notation somevar 0 mean in javascript Thanks javascript share improve this..
Javascript Incompatibilities/Inconsistencies [closed] http://stackoverflow.com/questions/703993/javascript-incompatibilities-inconsistencies when developing What trips you up I can start with one var somevar 'internet' 'explorer' 'hates' 'trailing' 'commas' 'in' 'json'..
How to get javascript variable value in php http://stackoverflow.com/questions/9789283/how-to-get-javascript-variable-value-in-php 𩥉ndex.php uid 1 Then in the PHP code use _GET somevar _GET uid puts the uid varialbe into somevar share improve..
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