JavaScript Base instance: How to calculate 24 points (2)

function test (EXPN,A,B,C,D,M1,M2,M3) { var exp; VAR ret; Exp = genexpress (EXPN,A,B,C,D,M1,M2,M3);//Generate a calculation expression Eval ("ret =" +exp); if (Ret-24 = 0) { Exp = Exp.replace (";", ""); Exp = ReplaceAll (exp, "*", "X"); Exp =

JavaScript Tutorial: A few familiar programming habits

Because of the flexibility of JavaScript, you can allow everyone to write code according to their own habits. There are functional programming methods, and there are now more extensive object literals. Due to the appearance of object-oriented,

Use JavaScript to create powerful GUIs (1)

Create Most computer users are very familiar with the graphical user interface (GUI) of Windows, using Word or Microsoft email client software to learn about buttons, toolbars, and tags, but with almost identical interfaces to client software, we

Make folders easy to encrypt with JavaScript

Encrypted computers often store important files that need to be encrypted, and there are many ways to implement them. But if you want to encrypt all the files in a folder, the number is not enough, if the number is not a lot of people exhausted?

Javascript[object. Properties] Collection of eight

Object String ObjectA String object provides a number of ways to manipulate the contents of a string. Property Length string, that is, the number of characters in the string. Method Big (), Blink (), bold (), fixed (), italics (), small

Javascript[object. Properties] Highlights of the Seven

Object Submit and Reset objectsProperty The contents of the Value value= property. The contents of the name Name= property. Method Click () Select button Event handlers OnClick executes when the button is clicked. Password

How to use JavaScript to determine whether the date of entry is legal

How to use JavaScript to determine whether the date of entry is legal function Isvalidyear (psyear){var syear = new String (psyear); if (psyear==null){return false;} if (isNaN (psyear) ==true){return false;} if (Syear = ""){return true;} if

JavaScript Tutorial: Getting the current address bar URL

URL is: Uniform Resource Locator (uniform Resource Locator, URL) The complete URL is composed of these parts: Scheme://host:port/path?query#fragment Scheme: Communication protocol Common Http,ftp,maito Host: mainframe Server (computer) domain Name

JavaScript dynamically changes page picture size

One of the more common problems when updating articles on your Web site is that the illustrations are too wide to make the entire page distorted. It would be too much trouble if you scaled and inserted each illustration first. I wrote a period of

JS dynamic access to scroll bar width javascript,js

javascript|js| Dynamic I now have a layer, there is a div in the layer, when the content is more often appear in the scroll bar, I now think, when the scroll bar appears, the width of the table div is equal to the width of the div minus the width of

Several ways to implement a clock in JavaScript

Javascript Example1 Your browser does not support scripting language running here is the text in the body tag /> Show Time

JavaScript Pictures Small Effects 5 cases

add

javascript| Special Effects Note: the picture's filename and path can be modified by itself.Second, circulation fade effect1, the following code into the area: alt= "Image" style= "Filter:alpha (opacity=0)" >

case-insensitive JavaScript indexOf

javascript| case Look at me, it's compatible with the original indexOf. The following is the program code 2005-11-7 16:20 ChrothraThe following is the program code

Skillfully passing page parameters with JavaScript

The javascript| page recently had a strange need to pass parameters between static pages I can't think how to solve pure HTML static page How to get the parameters? Then suddenly thought of javascript all solved ... Let me tell you a little bit

Use JavaScript to convert GB2312 to Uniconde

javascript| Conversion Use JavaScript to convert UnicodeText prototype:Convert Code: forward conversion

JavaScript detection. In the loopback

text= "Server 1" > height= "144px" width= "280px" textmode= "MultiLine" > height= "96px" width= "248px" >Label Value= "Customer" id= "bt11" onclick= "AA" (); " > text= "Server 2" > Width= "208px" height= "88px" >Label runat= "Server" navigateurl=

JavaScript tutorials-from Getting started to mastering (6)

javascript| Tutorial use of JavaScript object systems using the browser's internal object system enables you to interact with HTML documents. Its role is to package the relevant elements, provided to the program designers to use, thereby reducing

Examples of JavaScript integrated verification methods for Web Forms

Javascript| Web page As a web designer, a coder, are you tired of the form verification question in web designProblem? The most tireless copy if(x) {alert (' wrong ');}, or the use of a difficult and I meanIde? Well, let me tell you a more lazy way

Use JavaScript to improve your Web page frame

The Javascript| Web page has two Web designers: those who prefer to use frames (frame) and those that dislike. People who don't like to use frames always complain that the framework makes the pages more complex, increases the burden of downloading,

Use the middle key of the mouse through JavaScript code

key

Javascript| Mouse The first step: put the following code into the ......... Step two: Put the following code in the ......: I am testing the use of IE6.0, other browsers do not know the support does not? You can test it yourself.

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