settimeout « variable « Javascript Data Type Q&A

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Javascript Data Type Q&A » variable » settimeout

1. Javascript literal loses its variables when called with setTimeout stackoverflow.com

I have this piece of code, and it doesn't work as I expect (it's demo code, distilled from a larger program):

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test</title>

<script language="javascript" ...

2. basic javascript question: after 5 seconds, set variable to true stackoverflow.com

Im basically trying to accomplish the following. I want it so 5 seconds after the page loads, it'll set the variable to true. Once true, it'll proceed to give the alert "true".. ...

3. how to wait with setTimeout until a variable get loaded and, at the same time, receive HTTP requests! stackoverflow.com

I' ve made a in JavaScript function to check every 100 ms if a global variable is loaded. When the variable will be loaded the function will return the value of the variable ...

4. Why is setTimeout closing my variables twice? stackoverflow.com

I really don't get it

var f = function() { alert('f') };
var g = function() { alert('g') };
setTimeout(f, 2000);
var h = function() { f() };
f = g;
h();

Yeah, I know, this is the ...

5. setTimeout() method doesn't execute when using variables stackoverflow.com

I am trying to write a function that draws a bottom border for an element when you click it. The function uses the element, minimum width, and maximum width as parameters. When I ...

6. IE settimeout loses event variable stackoverflow.com

This seems to work fine in Firefox but, in IE8 specifically (it may work in other version of IE), I have an issue where the event variable is lost. There is an ...

7. what if variable changes after settimeout but before it really run stackoverflow.com

function fun(x){alert(x);}

var i=1;
var t=setTimeout(function(){ fun(i) },10000);
i=2;

so when the fun(x) really runs,what will be alerted. if the result is 2,how to make x be 1. for some reason,i cannot use a global variable. thx

update in fact,i ...

8. is it necessary to clear the timeout variable each time stackoverflow.com

In my application,I use many setTimeout function,so I am afraid if it will cause peformance problem:

setTimeout(function(){
  // do something
},0);

And I found people use this manner:

var t=setTimeout(function(){
  // do something
 ...

9. Help with local variable in setTimeout codingforums.com

setTimeout() does not halt the execution of the script during the timeout period; it merely schedules the specified expression to be run at the specified time. After the call to setTimeout() the script continues normally, with the timer running in the background. So what happens here is that setTimeout(function() { console.log( count++ === i, 'Checking the value of: ' + i ...