forked from zhurui/management
36 lines
630 B
JavaScript
36 lines
630 B
JavaScript
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/*!
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* object.pick <https://github.com/jonschlinkert/object.pick>
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*
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* Copyright (c) 2014-2015 Jon Schlinkert, contributors.
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* Licensed under the MIT License
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*/
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'use strict';
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var isObject = require('isobject');
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module.exports = function pick(obj, keys) {
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if (!isObject(obj) && typeof obj !== 'function') {
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return {};
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}
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var res = {};
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if (typeof keys === 'string') {
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if (keys in obj) {
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res[keys] = obj[keys];
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}
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return res;
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}
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var len = keys.length;
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var idx = -1;
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while (++idx < len) {
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var key = keys[idx];
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if (key in obj) {
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res[key] = obj[key];
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}
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}
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return res;
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};
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