JavaScript

Before the holiday prepared to chew chart.js source (good difficult to chew%>_This JS template comes from the blog of jqueryJohn resig. The code adds a comment to 35 lines, but fully implements the function of the template function.Usage is similar

Original: Learn JavaScript from the beginning (10)--garbage collectionFirst, garbage collection1.1javascript garbage collection mechanism:Automatic garbage collection, the execution environment is responsible for managing the memory used during code

1. Operation of the StackA stack is a special list of elements that can only be accessed by one end of the list, that is, the top of the stack. Similar to a pile of tired plates, can only be placed in the last, the first can be accessed.That's what

I've recently shared a lot of css/jquery useful resources, and here I'll show you some JavaScript resources and plugins for building gorgeous charts, which are the most effective way to showcase your data.There are a number of different ways to

In JavaScript, the function itself is also an object that contains methods and properties.Length returns the number of arguments.In the 4th chapter, we have learned how to define a constructor function and use it to create a new (constructed) object.

1JavaScript nested in HTMLIt is common practice to put functions in the section, or at the bottom of the page. This allows them to be placed in the same position without disturbing the contents of the page.The following is a JS to verify whether

The splice () method adds or removes an item from an array, and then returns the item that was deleted. The method changes the original array.Grammar:Arrayobject.splice (index,howmany,item1,....., ItemX)Index required. An integer that specifies the

O (∩_∩) o~~ is a new week to start, today still continue to learn JavaScript knowledge, today is mainly about the knowledge of the event. Let's summarize it now.Eventevents are typically used for browser and user actions to interact. First appeared

javascript--processing (GET) browser version/** * Created by Administrator on 15-1-12. */function Broswerutil () {}broswerutil.prototype = {getbrowserversion:function () {var agent = Navigator.user Agent.tolowercase (); var arr = [];

Call is primarily applied to function objects, requiring JavaScript to be more than 5.5.The function is to call one method of an object and replace the current object with another object.Call ([thisobj[,arg1[, arg2[, [,.

Closures (closure) are a difficult and unique feature of the JavaScript language, and many advanced applications rely on closures.Here is my study note, which should be useful for JavaScript beginners.The scope of a variableTo understand closures,

JSON (JavaScript Object Notation) is a lightweight data interchange format that is ideal for data interchange formats in a completely language-independent text format. At the same time, JSON is a native JavaScript format, which means that working

Regular expressions, also known as formal notation, conventional notation (English: Regular expression, often abbreviated in code as regex, RegExp, or re), is a concept of computer science. A regular expression uses a single string to describe and

Bridging mode descriptionDefinition: The separation of abstraction and realization, so that it can be free and independent change;Description: Because of the requirements of the software environment, so that the type abstraction has a variety of

Javascript merge method and javascript merge ECMAScript5 also adds two methods to merge Arrays: reduce () and reduceRight (). Both of them iterate all the items in the array.Reduce (): traverse from the first item to the end one by one.ReduceRight ()

Js array does not support map filter and other solutions If (! Array. prototype. every){Array. prototype. every = function (fun/*, thisp */){Var len = this. length;If (typeof fun! = "Function ")Throw new TypeError ();Var thisp = arguments [1];For

JQuery form plugin jquery. form. js Overview JQuery Form Plugin allows you to easily upgrade forms submitted in HTML Form to forms submitted using AJAX technology. The main methods in the plug-in are ajaxForm and ajaxSubmit, which can collect

[AngularJS] Create an input control (minuteSecondPicker) in minutes and seconds following Angular Bootstrap TimePicker) In a project, a control is required to input minutes and seconds. However, some open-source projects have not found any suitable

Share the encapsulated js judgment operating system with the browser code and encapsulate the js browser code Abstract:The most important task for front-end development is compatibility, system compatibility, browser compatibility, and so on. Today,

Javascript (1) Summary of javascript Array usage (2) // 1. array sorting. The default value is ascending. The sort () method calls the toString () of each item in the array, and then compares the obtained string to sort the result. // sort ():