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javascript Programming Glossary: variableHow do JavaScript closures work? http://stackoverflow.com/questions/111102/how-do-javascript-closures-work of the concepts which make up closures e.g. functions variables and the like but does not understand closures themselves EDIT.. within another function the inner function has access to variables in the outer function. function foo x var tmp 3 function bar.. return in order to be called a closure. Simply accessing variables outside of your immediate lexical scope creates a closure ...
Access / process (nested) objects, arrays or JSON http://stackoverflow.com/questions/11922383/access-process-nested-objects-arrays-or-json identifier name spec or the name is the value of a variable the space is not a valid character in identifier names var value.. names var value obj some Property property name as variable var name some Property var value obj name For the same reason.. bracket notation var value arr 5 property name index as variable var x 5 var value arr x Wait... what about JSON JSON is a textual..
Reference: Why does the PHP (or other server side) code in my Javascript not work? http://stackoverflow.com/questions/13840429/reference-why-does-the-php-or-other-server-side-code-in-my-javascript-not-wor it gets evaluated. The alert call works while the foo variable is not used anywhere. All PHP code is executed on the server..
Javascript infamous Loop problem? http://stackoverflow.com/questions/1451009/javascript-infamous-loop-problem function. After the loop terminates the function level variable i has the value 5 and that's what the inner function 'sees'... to a new function object with its own scope and local variable num whose value is set to the current value of i . As num is..
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 If you're in a function then var will create a local variable no var will look up the scope chain until it finds the variable.. no var will look up the scope chain until it finds the variable or hits the global scope at which point it will create it These..
Pass a PHP string to a Javascript variable (and escape newlines) http://stackoverflow.com/questions/168214/pass-a-php-string-to-a-javascript-variable-and-escape-newlines a PHP string to a Javascript variable and escape newlines What is the easiest way to encode a PHP.. way to encode a PHP string for output to a Javascript variable I have a PHP string which includes quotes and newlines. I need.. the contents of this string to be put into a Javascript variable. Normally I would just construct my Javascript in a PHP file..
Validate numbers in JavaScript - IsNumeric() http://stackoverflow.com/questions/18082/validate-numbers-in-javascript-isnumeric I had to implement an IsNumeric function to find out if a variable contained a numeric value regardless its type it could be a..
How to encode a URL in JavaScript? http://stackoverflow.com/questions/332872/how-to-encode-a-url-in-javascript url myUrl I assume that you need to encode the myUrl variable on that second line javascript url encoding share improve..
jQuery Ajax POST example with php http://stackoverflow.com/questions/5004233/jquery-ajax-post-example-with-php text value input type submit value Send form JavaScript variable to hold request var request bind to the submit event of our.. pending request if request request.abort setup some local variables var form this let's select and cache all the fields var inputs.. access the values posted by jQuery.ajax through the global variable _POST like this bar _POST 'bar' Note Always sanitize posted..
http://stackoverflow.com/questions/500431/javascript-variable-scope Variable Scope What is the scope of variables in javascript Do they have the same scope inside as opposed.. a function Or does it even matter Also where are the variables stored if they are defined globally javascript variables .. variables stored if they are defined globally javascript variables share improve this question I think about the best I can..
Javascript closure inside loops - simple practical example http://stackoverflow.com/questions/750486/javascript-closure-inside-loops-simple-practical-example share improve this question Well the problem is that the variable i within each of your anonymous functions is bound to the same.. each of your anonymous functions is bound to the same variable outside of the function. What you want to do is bind the variable.. outside of the function. What you want to do is bind the variable within each function to a separate unchanging value outside..
Variable doesn't get returned from AJAX function http://stackoverflow.com/questions/12475269/variable-doesnt-get-returned-from-ajax-function doesn't get returned from AJAX function As my framework grows..
Valid Characters for JavaScript Variable Names http://stackoverflow.com/questions/1661197/valid-characters-for-javascript-variable-names Characters for JavaScript Variable Names Just wondering if anyone can point me to a webpage detailing..
Is it possible to send a variable number of arguments to a JavaScript function? http://stackoverflow.com/questions/1959040/is-it-possible-to-send-a-variable-number-of-arguments-to-a-javascript-function
I've Heard Global Variables Are Bad, What Alternative Solution Should I Use? http://stackoverflow.com/questions/2613310/ive-heard-global-variables-are-bad-what-alternative-solution-should-i-use Heard Global Variables Are Bad What Alternative Solution Should I Use I've read all.. of a function that when fed two arguments function globalVariables Variable Value looks if Variable exists in a local array and.. that when fed two arguments function globalVariables Variable Value looks if Variable exists in a local array and if it does..
http://stackoverflow.com/questions/500431/javascript-variable-scope Variable Scope What is the scope of variables in javascript Do they..
Javascript dynamic variable name http://stackoverflow.com/questions/5117127/javascript-dynamic-variable-name of Object every variable is stored in a such called Variable or in case of a Function Activation Object . So if you create.. the global object in this particular instance because the Variable Object of the Global Object is the window object itself. Within..
“Variable” Variables in Javascript? http://stackoverflow.com/questions/5187530/variable-variables-in-javascript Variable&rdquo Variables in Javascript I know it's possible in PHP to.. Variable&rdquo Variables in Javascript I know it's possible in PHP to have Variable.. in Javascript I know it's possible in PHP to have Variable variables. For example x variable x hello world echo variable..
Variable shadowing in JavaScript http://stackoverflow.com/questions/5373278/variable-shadowing-in-javascript shadowing in JavaScript Below we have an IIFE which like any.. iife share improve this question The correct term is Variable Shadowing In computer programming variable shadowing occurs..
Javascript “Variable Variables”: how to assign variable based on another variable? http://stackoverflow.com/questions/592862/javascript-variable-variables-how-to-assign-variable-based-on-another-variabl &ldquo Variable Variables&rdquo how to assign variable based on another variable.. &ldquo Variable Variables&rdquo how to assign variable based on another variable I have..
Using the GET parameter of a URL in JavaScript http://stackoverflow.com/questions/827368/using-the-get-parameter-of-a-url-in-javascript some sample code for that. script var param1var getQueryVariable param1 function getQueryVariable variable var query window.location.search.substring.. var param1var getQueryVariable param1 function getQueryVariable variable var query window.location.search.substring 1 var vars..
Why JS function name conflicts with element ID? http://stackoverflow.com/questions/9158238/why-js-function-name-conflicts-with-element-id second next is the form control object itself next is the Variable Object of that code . JavaScript was designed by Brendan Eich.. function object inaccessible from within the function the Variable Object of the function context comes first in its scope chain..
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