JavaScript

JavaScript syntax is similar to the Java language, with each statement ending with a ; statement block {...} . However, JavaScript does not enforce the requirement to add at the end of each statement ; , and the engine responsible for executing

One, JavaScript variable type, declaration, scope 1.1 numberDecimals and integers are called number, and hexadecimal is represented by the beginning of 0x or 0X. When infinity, use infinity (try 9/0), other non-numbers with Nan (not-a-number, try 9/'

Category: JavaScript    2015-02-04 13:43 1386 people read reviews (0) favorites reportTransferred from: HTTP://WWW.OPEN-OPEN.COM/NEWS/VIEW/27CFEFCryptico.js is an easy-to-use JavaScript Toolkit for encrypting text on the client.It supports the RSA +

Lin Bingwen Evankaka original works. Reprint please specify the source Http://blog.csdn.net/evankakaSummary: This article mainly discusses the basic data types in JavaScript, as well as the difference and use of value types and reference typesI.

Closures (closure) are a difficult and unique feature of the JavaScript language, and many advanced applications rely on closures.The scope of a variableTo understand closures, you must first understand the special variable scope of JavaScript.The

This is the time to learn the "high-performance JavaScript" This book, here to record some learning experience and notes ...The loop iteration of "Duff's Device" optimizes the number of iterations over 1000 cycles.The functions are as follows:1

1. Function Naming conventionsA function names a phrase that is usually prefixed with a verb. Usually the first character is lowercase. When multiple words are included, one convention is to divide the words by an underscore, like "Like_zqz ()".

JavaScript basic syntax1. OperatorsThe operator is a series of symbols that complete the operation, which has seven classes:Assignment operators (=,+=,-=,*=,/=,%=,>=,|=,&=), arithmetic operators (+,-, *,/,++,--,%), Comparison operators (>,=,==,== =,!

　　Today interviewed a company web front-end development post, the front of the questions answered are still work, and asked about yesterday in an interview to do an array of problem solving ideas (on the problem of array de-weight, you can watch me

1. Prototype chain Using prototypes to let one reference class inherit another property and method of a reference type 1 functionsupertype () {2 This. property =true;3 }4 5SuperType.prototype.getSuperValue =function () {6

1 /**2 * Chinese and English string interception3 * @param str to intercept the string4 * @param len to intercept the length5 * @param hasdot whether to add ' ... ' at the end of the string6 * @returns {string}7 *8 */9 Ten

Text: The use of JavaScript's confirmConfirm functionThe Confirm function provides a confirmation function that first displays the information contained in the given message parameter and provides two selectable answers to "OK" and "Cancel", and

when JavaScript creates each function, FN, there is a Ptototype property, and this prototype is actually a pointer , and this pointer always points to aPrototype object, the purpose of this prototype object is to include a particular property or

IntroductionThe most interesting thing in JavaScript is the function, which is rooted in the fact that the function is actually an object . Each of these functions is an instance of a function type, and has properties and methods that are identical

Comparison of the use of this keyword in javascriptThe This keyword is used in JavaScript, but it is much more than that. It is critical to be familiar with the various uses of this keyword. This is sometimes the context that we often say,

Progress eventsProgress events are used to describe the process of an event's progress, such as the process of an HTTP request made by an XMLHttpRequest object, , , , , the process of loading external resources. Progress events occur for both

CSS3 Study Notes and css3 notes First, remember to add the prefix-webkit-,-moz-,-o-,-ms-. Because the compatibility between CSS 3 and html5.Border:1. border-radius (implementation of solid circles)2. box-shadow: X axis offset Y axis offset [shadow

JavaScript code for dynamically adding iframe, JS dynamic iframe It is generally supported by browsers such as ie9 and chrome. Var iframe = document. createElement ('iframe'); iframe. src = "http://www.bkjia.com"; document. body. appendChild

Javascript implements vertical and horizontal center in a specified element, and javascript elements This topic describes how to implement vertical horizontal center of an element with unknown width and height under a specified element. The

In easyUI development, the jquery. easyui. min. js function library problem occurs. jquery. easyui. min. js EasyUI is a private plug-in of jquery. EasyUI is easy to use and contains the three most important blocks for webpage creation: javascript