I am in a situation that needs be solve with this way; need convert a local variable to a global variable. There is an example returning image's real width and height which i found these method from this answer..  Need to convert local varialbes...
foo = "foobar"; var bar = function(){     var foo = foo || "";     return foo; } bar();`   This code gives a result empty string. Why cannot JS reassign a local variable with same name as a global variable? In other programming langua...
I somewhat new to Javascript and I'm stuck on this one item. Can someone please show me how to make a javascript variable only usable on the .js file that it is on.  EXAMPLE:  Say I have two .js files, PG1 & PG2. PG1 contains var channel = Ch...
I've been looking over some JavaScript code that is designed to be run in a performance-sensitive environment, mainly a game engine in mobile environments.  In many cases this code doesn't use local variables but instead prefers to use explic...
I have written the following function.  function obj() {      this.a; } obj.prototype.catch = function() {     alert('Catched') } obj.prototype.do = function() {     alert('called'); }   What i need is, to call  obj::catch()   after o...
Hey I'm having small issue here.   Question: how can I create unique variables for a function so when called multiple times, the variables will hold what they should (not swap)  keep in mind I have to keep it asynchronous as the loop will be larg...
I am working on an Express.io mini project and I am stuck on this variable override problem.  Here is my code:  get_time_offset = function(timezone_id){    Timezone.findById(timezone_id, function(err, doc){         if(err) {             console.log(e...
I had a problem with some JavaScript functions that had me scratching my head for about an hour until some well-placed alert()'s revealed something which surprised me. One function was changing another function's local variables, it seems. I...
Is there any possibility to read local variable from javascript in c# WebBrowser component? In standard web browser like Chrome I have access to local variables by debugger (Google Developer Tools) and then I can bring variable to global scope like t...

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