1 Array.prototype.unique1 = function () { 2 var n = []; //一个新的临时数组 3 for (var i = 0; i < this.length; i++) //遍历当前数组 4 { 5 //如果当前数组的第i已经保存进了临时数组,那么跳过, 6 //否则把当前项push到临时数组里面 7 if (n.indexOf(this[i]) == -1) n.pus...
unique(arr) : []; this.size = this.items.length; // Array的大小 } Set.prototype = { add: function (value) { // 添加元素,若元素已存在,则跳过,返回 Set 结构本身。 if (!this.has(value)) { this.items.push(value); this.size++; } return this; }, clear: function () { //清除所...
If there are two items in the Stars array and three in the Cast array, all five items’ content will be rendered. This is a good situation to use the #data keyword, too, if the items in the arrays aren’t objects (with properties) but simple string values. For example...
The values of the properties can be displayed like this: Example Return the number of inserted documents: console.log(res.insertedCount) Which will produce this result: 14 The _id Field If you do not specify an_idfield, then MongoDB will add one for you and assign a unique id for each...
vue-array - Array object operation under Vue, Array object operation under Vue Use this package to manipulate the array. Vue can monitor the changes in the array Laqu-l - A complete App starter kit with Quasar Framework, GraphQL API backend with OAUTH 2.0 authentication, Firebase ready, mult...
If there are two items in the Stars array and three in the Cast array, all five items’ content will be rendered. This is a good situation to use the #data keyword, too, if the items in the arrays aren’t objects (with properties) but simple string values. For example, the arrays ...
<!--Add two buttons to the ribbon in the Project Center view. --> <CustomAction> </CustomAction> </Elements> The Id attribute must be a unique value within all CustomAction elements that apply to Project Web App. The Location attribute value of ScriptLink means that the custom script is...
Later the framework will be copied either into your project directory (see Generating Applications with the Sencha CMD Tool) or in the document root of your web server. After unzipping the Ext JS distribution, you’ll find some files and folders there. There are several JavaScript files ...
Creates an array of unique values present in all provided arrays.Dollar.intersection([1, 2, 3], [5, 2, 1, 4], [2, 1]) => [1, 2]it-isIn Dollar.it<T: Comparable>(i: T, isIn range: Range<T>)Returns true if i is in interval or rangeDollar.it("c", isIn: "a"..."z"...
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