function uniqueArr(arr){ let res = []; for(let i =0;i<arr.length;i++){ l...
为了说明这一点,我将这些参数称为value、index和array ( value是正在循环的元素的当前值,index是当前索引号,array是整个数组)。这个例子显示了一个名为console.log的命令。这是开发人员经常使用的东西。使用浏览器开发工具时,您会看到一个称为控制台的部分。在这里你可以输出你正在处理的东西的当前值。也可以直接在...
4.1 Use the literal syntax for array creation. eslint: no-array-constructor // bad const items = new Array(); // good const items = []; 4.2 Use Array#push instead of direct assignment to add items to an array. const someStack = []; // bad someStack[someStack.length] = '...
fn.button.noConflict() // return $.fn.button to previously assigned value $.fn.bootstrapBtn = bootstrapButton // give $().bootstrapBtn the Bootstrap functionality 事件 Bootstrap 为大部分插件所具有的动作提供了自定义事件。一般来说,这些事件都有不定式和过去式两种动词的命名形式,例如,不定式形式的...
function unique(arr) { var newArr = [] for (var element of arr) //遍历数组 { if (newArr.indexOf(element) === -1) //如果这个元素,不在新数组中 { newArr.push(element) //则添加 } } return newArr //返回新数组 } console.log(unique(arr)) ...
If Web Workers aresupported, you will be able to push some of the JavaScript code to the workers to enhance the performance of your applications for the most recent browsers. You won’t then break anything or build a specific version only for the very latest browsers. It will work for ...
fn.button.noConflict() // return $.fn.button to previously assigned value $.fn.bootstrapBtn = bootstrapButton // give $().bootstrapBtn the Bootstrap functionality Events Bootstrap provides custom events for most plugins' unique actions. Generally, these come in an infinitive and past ...
items.push(i); }); }); In this code we create a binding list (an instance of the List type from the WinJS.Binding namespace) and we loop over an array of values, using each to create a timeout, which is a promise that will fire at some time in the future according to the ar...
ai/nanoid - A tiny (124 bytes), secure, URL-friendly, unique string ID generator for JavaScript zloirock/core-js - Standard Library sudheerj/javascript-interview-questions - List of 1000 JavaScript Interview Questions dimsemenov/PhotoSwipe - JavaScript image gallery for mobile and desktop, modular...
fn.button.noConflict() // return $.fn.button to previously assigned value $.fn.bootstrapBtn = bootstrapButton // give $().bootstrapBtn the Bootstrap functionality 事件 Bootstrap 为大部分插件所具有的动作提供了自定义事件。一般来说,这些事件都有不定式和过去式两种动词的命名形式,例如,不定式形式的...