el domain extension

I. El OverviewEL (Expression Language): The purpose is to make the JSP easier to write.1.1, the role of ElAfter JSP2.0 the HTML and CSS, to separate the HTML and JS, the Java script to replace the label. Does not include , etc.and the benefits of

1. Custom El Functions:A, custom classes, methods in the class are decorated with the static modifier:650) this.width=650; "src=" Https://s1.51cto.com/oss/201710/23/981fae6f79844dd128ca0847106b2d67.png "title=" 00.png "alt=" 981fae6f79844dd128ca08471

One, EL (expression Language) expressionSyntax structure:${var}To deactivate an evaluation of an EL expression, you need to set the Iselignored property value to true using the page directive:="True|false" %> This way, the El expression is ignored.

One, El expression it is just an expression in a JSP, not a development language. Basic syntax: ${el expression}1, gets the data El expression gets the object if it is null, the page does not display data. Therefore, there is never a null pointer

before the DRP project in contact with ${pagecontext.request.contextpath}, did not pay attention to, this time in the Java version of the University cloud Platform ITOO4.0 again meet with it, is really wuqiaobuchengshu ah. Met again, I ignored again,

Relationship between JSP and Servlet and between JSPServlet Relationship between JSP and Servlet Jsp Introduction 1. JSP (Java Server Pages) is a dynamic resource on the JavaWeb Server. It serves the same purpose as html Pages, displaying and

I believe that all of us will be free when the micro-blog, push the principal social networking sites, every time I log on Weibo, I will pay attention to what it changes, small some layout changes, large API interface changes. On the home page to

based on comments from everyone, this version has made many improvements, such as optimization of annotation extraction, support for script tags, and real-time testing. // Dom. abut V2 (annotations-based unit testing by situ zhengmei) // http://www.

Js|servlet The upcoming Java EE 1.4 provides a new servlet 2.4 and JavaServer Pages (JSP) 2.0 technology for developing Web applications in the JavaScript. This article shows the new features of both technologies and provides sample code for each

Document directory I. API design Ii. Performance 3. What are the advantages of mootools? Iv. Comparison and summary Comparison between jquery and mootools Libraries From http://www.zhangxinxu.com by zhangxinxuAddress: http://www.zhangxinxu.com/