JavaScript

When you create a dating Center page, there is a JavaScript function whose second parameter is dynamic. I wrote it like this: Function Foo (x ){ If (arguments [1]) { // Do something .. } Else { // Do other .. } } However, no matter how many

The string built-in function Replace (Regexp, newstring) of JavaScript provides the string replacement function. From the function prototype, we can see that regular exp is supported. This function is very practical, but there are also a few

With the previous article "using style sheets in WordPress plug-ins", this section "using JavaScript in WP plug-ins" is easy to describe and understand. 1. the folder structure of the plug-in is the same as that in the previous article. The

Note: the title of this article refers to a recent arstechnica article, and cannot be taken seriously. Let's take a look at the following reports to learn more about the situation. In fact, this is all about the browser engine and platform, rather

/***** Remove the string header and tail string *****/Function strtrim (STR ){VaR pattern =/(^/S +) $/; STR = Str. Replace (pattern ,"");VaR pattern =/(/S +) $/; STR = Str. Replace (pattern ,"");Return STR;} /***** Single-choice button detection ****

Before talking about the above concepts, let's first talk about javas.Implicit parameters of functions in functions: Arguments: Arguments this object represents the function being executed and the parameters that call its function. [Function.]

1 Because the href = "#" element will automatically jump the page to the top, so the page will be beating and there is no partial refresh experience.2. Remove #. The remaining href = "" will not work either. This will refresh the page after loading.3

I. Principle: In view of the fact that we have recently completed a front-end XML data verification, found some information, and made some summary, and wrote a simple XML string verification function, the implementation process is mainly to parse

  /*** Get the project root path 1 * @ return {rootpath} * @ author Li haiyun */function getrootpath1 () {var strfullpath={doc ument. location. href; var strpathplugin has been used Doc ument. location. pathname; var Pos = strfullpath. indexof

// Various dimensionsVisible area width of the webpage: Document. Body. clientwidth;Visible area height: Document. Body. clientheight;Visible area height of the webpage: Document. Body. offsetweight (including the width of the edge)Visible area

1. What is prototype? The prototype attribute of the object in Javascript, which can return the reference of the Object Type prototype. This is an equivalent To understand the concept of object type and prototype. As we mentioned above, the class of

The following describes how to use string in javascript:   String class attribute and MethodAnchor () creates an tag instance and sets its name attribute to the string passed to this method.Big () converts a string to an instance of the tag.Blink (

This problem is often encountered in Web pages. After you press enter, the form is automatically submitted. How can this function be implemented? I flipped through and found that it was basically implemented using Js. As follows:

Use JavaScript and MSXML to access the XML document. XML document (type. XML ): Xsi: nonamespaceschemalocation = "type1.xsd"> Zhang San male 1 119 Li Si female mathematics Javascriptprogram (type.html ): 1. Use JavaScript to traverse type.

1.1 What is JavascriptJavascript is a descriptive language, an object-based and event-driven scripting language with secure performance. It is used together with HTML hypertext markup language to link multiple objects on a web page and interact with

1. Differences in CSS "float" attributes of JavaScriptThe basic syntax for getting a specific CSS attribute of a given object is the object. style attribute, and the attributes with hyphens must be replaced by the camel naming method. For example,

Document directory Scripts in the head section: Scripts in the body section: Scripts in the body and head sections: Where to place Javascript The script on the page will be executed immediately after the page is loaded into the browser. We

When you click a simple link to open a new window, you do not have any control over the new window. The browser opens a new window with the default function. In addition, you cannot use JavaScript to reference the window object of the new window, so

Previous versions The previous two Articles respectively introduced Google's V8 engine and open-source Javascript. NET (V8. NET Wrapper ). On the basis of the two, I made a high-level package (Efreda. script), and optimized some code to solve some

1. What are self-executed anonymous functions? It refers to a function like this: (function {// code })(); 2. QuestionsWhy (function {// code}) (); can be executed, but function {// code} (); returns an error? 3. Analysis(1) first, we need to know