{name:'Will Riker',rank:'Commander',age:29};obj1===obj1;// true// `===` only checks if two objects are the same reference, not if the// the two objects have the exact same keys and values.obj1===obj2;// false//
* deep comparisons and tracks traversed objects enabling objects with circular * references to be compared. * * @private * @param {Object} object The object to compare. * @param {Object} other The other object to compare. * @param {Function} equalFunc The function to determine equivalents o...
* @param {*} value The value to check. * @returns {boolean} Returns `true` if `value` is a host object, else `false`.*///判断value是否是一个宿主对象,在IE9以下的浏览器中functionisHostObject(value) {//Many host objects are `Object` objects that can coerce to strings//despite having...
1. What is the primary purpose of the isEqual function in Lodash? A. To compare two objects for equality B. To merge two objects C. To clone an object D. To sort an array Show Answer 2. Which of the following will return true when using isEqual with Lodash? A. { a: 1...
* _.sortBy的基本实现,用compare定义比较规则,然后将每个元素的值变为每个元素的value属性 * * @private * @param {Array} array 需要排序的数组. * @param {Function} comparer 定义排序规则的方法. * @returns {Array} 返回这个数组.*/functionbaseSortBy(array, comparer) {varlength =array.length; ...
EN对象数组的概念： 如果一个数组中的元素是对象类型，则称该数组为对象数组。 当需要一个类的多个...
1.基本知识点 //创建一个对象并初始化它 var preInitArray = new Array("First Item", "Second...
Check if two values match each other. Basically sorts the object and source, then passes it off to _.isMatch, (Since objects/arrays with same values in different orders would be considered discrepanciesKind: static method of _ParamTypeDescription object * Item A to match to B source * Item...
value: The value to compare. other: The other value to compare. Return Value: (boolean) - Returns true if the values are equivalent, else false. Examples Comparing Complex Objects: JavaScript var _ = require('lodash');var object1 = { a: 1, b: { c: 2 } };var object2 = { a...
log(value) }) // output: 1 2 3 //For objects _.each({'one':1, 'two':2, 'three':3}, function(value) { console.log(value) }) // output: 1 2 3 // Native //For arrays [1, 2, 3].forEach(function (value, index) { console.log(value) }) // output: 1 2 3 //For ...