JavaScript

question: How do I pass parameters to the SWF file using JavaScript? Find a complete tutorial on the Internet, very enlightening and practical, the following is the complete implementation of the steps: Configure SWFObject： Swfobject2 is the best

Javascript has two ways of determining whether two values are equal. Equality symbol The equality symbol consists of two equals: = =Javascript is a weakly typed language. This means that the equality symbol will cast the type in order to compare

1. Understanding Arrays An array is a collection of data of a type that can be integral, string, or even an object.JavaScript does not support multidimensional arrays, but because arrays can contain objects (arrays are also objects), arrays can be

This article examples for you to introduce the JavaScript SHA1 encryption algorithm, for your reference, the specific contents are as follows * * A JavaScript implementation of the Secure Hash algorithm, SHA-1, as defined * in FIPS 180-1 *

Front. There are a total of 46 operators in JavaScript, and there are many operators in addition to the arithmetic, relational, bitwise, and logical operators described earlier. This article describes the conditional operator, the comma operator,

Character set for javascript: JavaScript programs are written using the Unicode character set. Unicode is a superset of ASCII and Latin-1, and supports almost all languages on Earth. ECMASCRIPT3 requires JavaScript to support Unicode2.1 and

Use the new Function () for syntax checking The eval () method is not available for random use, and using the eval () method when it is not appropriate may cause the entire program to be problematic; and the new Function () is not that big a problem.

Core code: Copy Code code as follows: /** * Jscript.string Package * This package contains utility functions for working with strings. */ if (typeof JScript = = ' undefined ') { JScript = function () {} } jscript.string =

One or one-dollar operator1, delete operator: Deletes a reference to a previously defined object property or method. For example: var o=new Object; O.name= "Superman"; alert (o.name); Output "Superman" Delete O.name; alert (o.name); Output

The ValueOf function method in JavaScript is to return the original value of the specified object. How to use: Object.valueof () object is a required option parameter is any intrinsic JScript object. Each JavaScript intrinsic object has a different

What is the result of the following program? Copy Code code as follows: var foo = 1; function Bar () { if (!foo) { var foo = 10; } Alert (foo); } Bar (); The result is 10; What about the bottom one? Copy

anonymous function: A function without a name;Closures: Functions that can access variables in a function scope; An anonymous function normal function box () { //function name is box; Return ' Lee '; Box ();

Demo diagram Styles.css *{/* Clears all elements ' default margins and Margins/}. photo_wall{Background:url (bg.jpg);/* Define the default background of the photo wall/background-size:cover;/* Make the background of the photo wall fill the

This article is divided into three parts Some typical problems of JS digital precision loss The reason for the loss of JS digital precision Solution (one object + one function) Some typical problems of JS digital precision loss 1.

What is closure What is a closure? Closures are closure, a new feature that static languages do not have. But closures are not something that is too complex to be understood, in short, closures are: Closures are the set of local variables of a

Recently, the project encountered the problem of submitting a form with JavaScript, a few times before, but not comprehensive, this time summed up several ways to submit the form in JavaScript, and compared it, chose one of the most appropriate way

Objective A very common requirement for sorting an array. Especially at the back end. Of course, the front end also has this demand. Of course, array ordering is a ready-made method. The sort () method. Let's take a look at this first. Standard

This is a simple article about some of the techniques used in JavaScript arrays. We will use different methods to combine/merge two JS arrays, and discuss the pros/cons of each method. Let us first consider the following: var a = [1, 2, 3, 4

In some cases, the Silverlight JavaScript API is required or more appropriate than the managed API. This topic discusses these situations and provides links to more information about the JavaScript APIs in Silverlight. Prerequisite You should read

Assert () function usage Summary (recommended), assert Function The assert macro prototype is defined inIf its condition returns an error, terminate the program execution. The prototype is defined as follows: #include void assert( int expression