26 lines
741 B
JavaScript
26 lines
741 B
JavaScript
var keys = require('./keys.js');
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var _optimizeCb = require('./_optimizeCb.js');
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var _isArrayLike = require('./_isArrayLike.js');
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// The cornerstone for collection functions, an `each`
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// implementation, aka `forEach`.
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// Handles raw objects in addition to array-likes. Treats all
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// sparse array-likes as if they were dense.
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function each(obj, iteratee, context) {
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iteratee = _optimizeCb(iteratee, context);
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var i, length;
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if (_isArrayLike(obj)) {
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for (i = 0, length = obj.length; i < length; i++) {
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iteratee(obj[i], i, obj);
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}
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} else {
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var _keys = keys(obj);
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for (i = 0, length = _keys.length; i < length; i++) {
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iteratee(obj[_keys[i]], _keys[i], obj);
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}
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}
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return obj;
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}
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module.exports = each;
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