JavaScript

The IndexOf () method returns the position of the first occurrence of a specified string value in a string.The LastIndexOf () method returns the location of the last occurrence of a specified string value, which is searched from behind at the

This is a reading note from [JavaScript the good parts].We know that you can use JavaScript's prototype feature to write extension modules for the original type. Use the following methods:function (Name, func) { = func}Add a handy extension

Tag: Let the picture div slide vertically Javascrip picture Slide Show effect mouse over here and try it! mouse over here and try it! http://www.999jiujiu.com/JavaScript effect code that lets the picture div slide vertically

A. EcstackThe execution context is a stack, and each time the function is entered, the function context is pressed into the stack and the function context is ejected from the ecstack when the function exits.two. Global ContextsWhen the program is

recently on the Internet to see the use of JS to achieve the number of thousands of separators for the interview (written) questions, so I wrote a "regular +replace" to achieve the method:    1 var function (numstr) {2 var b =/([-+]?\d{3}) (?

vi. function Expressions You can use anonymous functions when you use a function as a value RecursiveA recursive function is made up of a function that calls itself by name///using a function declaration to define a recursive function may be

Console.log (' [] == [] is: ' + ([] == []);      //falseconsole.log (' []  === [] is: ' + ([] === []);   //falseconsole.log (' {} == {} is: ' + ({} ==  {});     //falseconsole.log (' {} === {} is: ' + ({} === {}) ');     //false //trueconsole.log ( 

Deleting a node on an HTML page is similar to adding a paragraph in the Add node before the specified attachment point, adding the paragraph to the specified attachment point before the code is document.body.insertBefore (Newgraf, Docform), removed

The module mode is a block of code that provides public and private methods, facilitates encapsulation of organization code, and reduces the conflict between variables and function names against other modules.Recommended

Observe the following two sections of code and try to write the result of hello (' word '):// variable-type declaration function Hello (msg) { alert (msg); var function (){}; Alert (msg);} // Functional Declarations function Hello (msg) {

the scope of a variableTo understand closures, you must first understand the special variable scope of JavaScript.The scope of a variable is nothing more than two kinds: global variables and local variables.The special point of the JavaScript

JQuery implements the line text link prompt effect method, jquery text link This example describes how jQuery implements the row text link prompts. Share it with you for your reference. The specific implementation method is as follows: Copy codeThe

JQuery is used to highlight the current page label. jquery is used to highlight the current page label. This example describes how jQuery can highlight tags on the current page. Share it with you for your reference. The specific implementation

How to Implement the navigation menu of personalized flop effect using jQuery This article mainly introduces jQuery's method of implementing the navigation menu for personalized flop effects. It provides examples of jQuery's skills for operating

Guide to Using hasOwnProperty () in javascript This article describes in detail how to use hasOwnProperty () in javascript. It is very comprehensive and recommended to anyone who needs it.    Overview The hasOwnProperty () method is used to

JS + CSS simulate a message board instance that can display content without refreshing the contentThis article describes how to simulate a message board with javascript + CSS that can display content without refreshing the content. It involves

In-depth understanding of the JavaScript series (21): Five Principles of S.O.L. I. D: interface isolation principle ISP explanation This article mainly introduces the JavaScript series (21): S.O.L. i. the five principles of D: interface isolation

Js implementation is similar to add (1) (2) (3) method of calling This article mainly introduces the js implementation method similar to add (1) (2) (3). If you need it, refer     The Code is as follows: Var add = function (){ Return

Summary of common JavaScript scripts (2) Common javascript scripts shared in this article include converting the pseudo array in JavaScript into a true array, setting the home page in JavaScript, adding a JavaScript collection, and checking whether

JS + CSS implementation can be used to show selected cells in a concave manner, jscss This article describes how to use JS + CSS to display selected cells in a concave manner. Share it with you for your reference. The specific implementation method