IDEA introduces JSTL in WEB projects
0. Jar package download
https://download.csdn.net/download/u010312671/12523070
1. Create a Web project
Create a JAVA WEB project in IDEA. If this step is difficult, please refer to the IDEA I wrote to create a WEB project . I have introduced the specific steps in detail.
2. Introduce JSTL expression
2.1 Create a JAVA WEB project
2.2 Create lib directory under WEB-INFO
2.3 Copy the jar package in
Download the jar package that jstl depends on in advance
and copy and paste it to the lib directory.
Open the following panel through the shortcut key Ctrl+Shift+Alt+S:
as shown in the figure below, the jar is successfully imported into the project, just click OK.
3. Write Servlet test
Write a Servlet, create a list of data to store multiple strings.
Introduce the jstl expression in the list.jsp page, and iterate the information:
successful display:
