- Complete React app with 7 developer tools - JSON Tool with visual structured editor - Serialize Tool with visual structured editor - URL, Base64, CSV/JSON, Beautifier, Diff tools - Responsive navigation with dropdown menu - Dark/light mode toggle - Mobile-responsive design with sticky header - All tools working with copy/paste functionality
13 lines
372 B
JavaScript
13 lines
372 B
JavaScript
define(['./_has', './_group'], function (_has, _group) {
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// Counts instances of an object that group by a certain criterion. Pass
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// either a string attribute to count by, or a function that returns the
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// criterion.
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var countBy = _group(function(result, value, key) {
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if (_has(result, key)) result[key]++; else result[key] = 1;
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});
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return countBy;
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});
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