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- const getKeys = require('./get-keys');
- const isArrayLike = require('./is-array-like');
- const optimizeCb = require('./optimize-cb');
-
- module.exports = (obj, iteratee, context) => {
- iteratee = optimizeCb(iteratee, context);
- if (isArrayLike(obj)) {
- let i = 0;
-
- for (const item of obj) {
- iteratee(item, i++, obj);
- }
- } else {
- const keys = getKeys(obj);
-
- for (const key of keys) {
- iteratee(obj[key], key, obj);
- }
- }
-
- return obj;
- };
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