XSLT xsl（if元素）

本文概述

参数说明
XSLT < xsl：if> 元素示例

XSLT < xsl：if> 元素用于指定针对XML文件内容的条件测试。

< xsl:if test="expression"> ...some output if the expression is true...< /xsl:if>

参数说明测试：它指定要测试的xml数据中的条件。
XSLT < xsl：if> 元素示例 【XSLT xsl（if元素）】让我们举个例子, 通过遍历每位员工, 创建一个具有其属性” id” 及其子元素< firstname> , < lastname> , < nickname> 和< salary> 的元素表。让我们假设一个条件, 要求薪水大于15000, 然后打印员工的详细信息。
employee.xml

< ?xml version = "1.0"?> < ?xml-stylesheet type = "text/xsl" href = "http://www.srcmini.com/employee.xsl"?> < class> < employee id = "001"> < firstname> Aryan< /firstname> < lastname> Gupta< /lastname> < nickname> Raju< /nickname> < salary> 30000< /salary> < /employee> < employee id = "024"> < firstname> Sara< /firstname> < lastname> Khan< /lastname> < nickname> Zoya< /nickname> < salary> 25000< /salary> < /employee> < employee id = "056"> < firstname> Peter< /firstname> < lastname> Symon< /lastname> < nickname> John< /nickname> < salary> 10000< /salary> < /employee> < /class>

员工.xsl

< ?xml version = "1.0" encoding = "UTF-8"?> < xsl:stylesheet version = "1.0" xmlns:xsl = "http://www.w3.org/1999/XSL/Transform"> < xsl:template match = "/"> < html> < body> < h2> Employee < /h2> < table border = "1"> < tr bgcolor = "pink"> < th> ID< /th> < th> First Name< /th> < th> Last Name< /th> < th> Nick Name< /th> < th> Salary< /th> < /tr> < xsl:for-each select = "class/employee"> < xsl:if test = "salary > 30000"> < tr> > < td> < xsl:value-of select = "@id"/> < /td> < td> < xsl:value-of select = "firstname"/> < /td> < td> < xsl:value-of select = "lastname"/> < /td> < td> < xsl:value-of select = "nickname"/> < /td> > < td> < xsl:value-of select = "salary"/> < /td> < /tr> < /xsl:if> < /xsl:for-each> < /table> < /body> < /html> < /xsl:template> < /xsl:stylesheet>

输出