JavaScript

GetAttribute () methodSo far, we have introduced two methods to retrieve specific element nodes: getElementById () and getElementsByTagName. After finding the element, we can use the getAttribute () method to query the values of its various

Trim has nothing to say about. It is nothing more than removing the first space. For modern browsers, it is just a simple regular expression/^ \ s + | \ s + $. It also supports Chinese spaces & nbsp; and so on. What \ s supports Chinese spaces? Yes.

Event triggers can be understood literally to trigger events, but some friends who have never used them may be confused, isn't events usually triggered by actual operations on the page? This is not entirely true because some events must be

For IE6-9: 1. A maximum of 4095 style rules can be entered, and more than this number will be ignored; 2. Style Sheet@ Import,Or) A maximum of 31 (total) values are allowed, and more than this number will be ignored; 3. @ import can nest up to

Do you like to use AngularJS to build the front-end of web applications? PhpStorm makes AngularJS-related work on it as easy as other programming languages supported by IDE! In order to automatically complete the quick documentation and navigate to

The typeof in JavaScript is actually very complicated. It can be used to do many things, but it also has a lot of weird performances. This article lists its usage and points out the existing problems and solutions. The premise for reading this

The programming of the scripting language provided by JavaScript is very similar to that provided by C ++. It only removes common errors such as pointers in the C language and provides a powerful class library. for people who already have C ++ or C,

Friends who have used it all know that the setValue and SetValue of the RadioGroup component of extjs seem to have bugs. It is not successful. Here I will solve this problem: 1. Declare the RadioGroup code: [javascript] varradiogroupnewExt. form.

The jquery-validation verification function is powerful, so I will not talk about it here. But his prompt is not so beautiful. Is there a way to change his prompt method? The official website seems to have some modification methods. I am too lazy to

Reload method, which forces the browser to refresh the current page. Syntax: location. reload ([bForceGet]) parameter: bForceGet; optional parameter. The default value is false. The current page is retrieved from the client cache. True, the GET

Ready method: When the dom object in the page is loaded, the function in the parameter is executed. Example: & lt ;! DOCTYPEHTMLPUBLIC & quot;-// W3C // DTDHTML4.01Transitional // EN & quot; http://www.w3.org/TR/html4/loose.dtd"> ;& Ready

// JS remove the left space functionlTrim (str) {if (typeof (str )! & Quot; string & quot;) |! Str) {return & quot;} returnstr. replace (/(^ \ s *)/g, & quot;) ;}// remove the right space from functionrTrim (s   // Remove the left space from

Reference example: CRUD: pop-up panel editing 1: Create a pop-up editing Panel & lt; divid & quot; editWindow & quot; class & quot; mini-window & quot; title & quot; window & quot; style & quot; width: pixel PX; & quot; showModal & quot; true &

Writing a plug-in is a method or function. To create a jQuery function syntax function, you must return this. each (...) to maintain link & mdash; therefore, this function can be used for one or more jQuery objects. JQuery. fn. myFunctionfunction ()

When using ajax, it is often necessary to assemble the input data as & amp; #39; nameabc & amp; sex1 & amp; #39; in this form, you can use the serialize method of JQuery to complete this task easily! JQueryajax-serialize () method definition and

Object literal here we will introduce one type of object literal as another syntax, Which is clearer and easier to read: this can be further understood through the example below. [Html] & lt; scripttype & quot; text/javascript & quot; & gt;

The basic usage of jQuery is introduced earlier. jQueryUI is a JavaScript library that provides GUI control items and animation effects for abstract and customizable themes. Based on the jQueryJavaScript library, interactive Web applications can be

$. Extend ($. fn. validatebox. defaults. rules, {minLength: {// judge the minimum length validator: function (value, param) {returnvalue. length & gt; param [0] ;}, message: & amp; #39; enter at least {0} characters. & Amp; # $. extend ($. fn.

Arbor. js is a JavaScript framework for data visualization created using webworkers and jQuery. Arbor. js is a JavaScript framework for data visualization created using webworkers and jQuery. It provides an efficient and force-directed layout for

The following is my own understanding of the closure: Normally, the variable life cycle in the function is terminated after the function is called, for example, the following code: [javascript] functiona () {vari100; alert (++ I);} a (); // 101a ();