ut2/lib/pickBy.js

一个现代 JavaScript 实用工具库。[点击查看在线文档]。

'use strict';

var allKeysIn = require('./allKeysIn.js');
var helpers = require('./internals/helpers.js');

function pickBy(object, predicate) {
    if (predicate === void 0) { predicate = helpers.stubFlase; }
    var result = {};
    var keys = allKeysIn(object);
    keys.forEach(function (key) {
        if (predicate(object[key], key)) {
            result[key] = object[key];
        }
    });
    return result;
}

module.exports = pickBy;