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Code Issues Releases Wiki Activity

New utility method

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Surprising that this seems to be the recommended approach
This commit is contained in:
Jeremy Ruston 2012-11-19 12:55:04 +00:00
parent 4e9dd3123b
commit 0d175d3eeb
1 changed files with 9 additions and 0 deletions
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9
core/modules/utils/utils.js
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@ -12,6 +12,15 @@ Various static utility functions.
/*global $tw: false */
"use strict";
/*
Return the number of keys in an object
*/
exports.count = function(object) {
var s = 0;
$tw.utils.each(object,function() {s++;});
return s;
};
/*
Push entries onto an array, removing them first if they already exist in the array
array: array to modify