[Javascript] associative arrays question

Amanda Birmingham lists at imladris.com
Fri Apr 26 18:21:33 CDT 2002


Use the for ... in construction, like this:

for (var strCurrentKey in theirScore) {
         alert(theirScore[strCurrentKey]);
}

Also works for looping through object properties :)  HTH.

Amanda Birmingham
Web Application Developer

At 06:55 PM 4/26/2002 -0400, you wrote:

>At least, I *think* they're called associative arrays.
>
>I created an associative array in the following manner:
>
>theirScore = new Array(3);
>
>theirScore["Bob"] = 0;
>theirScore["Fred"] = 0;
>theirScore["Sue"] = 0;
>
>This works fine, in the sense that I can fool around with those numeric 
>values like so (where I pass it 'Sue' as an arg):
>
>function boostScore(who) {
>         theirScore[who]++;
>}
>
>..and so on.  The problem I'm running into is at the end, when I want to 
>loop through the theirScore array, I can't seem to get normal indexing to 
>work.  theirScore["Sue"] returns the expected incremented value, but 
>theirScore[2] returns 'undefined'.
>
>How do you loop through an associative array?
>
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