each.js•719 B
import optimizeCb from './_optimizeCb.js';
import isArrayLike from './_isArrayLike.js';
import keys from './keys.js';
// The cornerstone for collection functions, an `each`
// implementation, aka `forEach`.
// Handles raw objects in addition to array-likes. Treats all
// sparse array-likes as if they were dense.
export default function each(obj, iteratee, context) {
iteratee = optimizeCb(iteratee, context);
var i, length;
if (isArrayLike(obj)) {
for (i = 0, length = obj.length; i < length; i++) {
iteratee(obj[i], i, obj);
}
} else {
var _keys = keys(obj);
for (i = 0, length = _keys.length; i < length; i++) {
iteratee(obj[_keys[i]], _keys[i], obj);
}
}
return obj;
}