Edit File: _keyof.js
var getKeys = require('./_object-keys'); var toIObject = require('./_to-iobject'); module.exports = function (object, el) { var O = toIObject(object); var keys = getKeys(O); var length = keys.length; var index = 0; var key; while (length > index) if (O[key = keys[index++]] === el) return key; };
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