freemarker定义自己的标签错误（八）

1、错误叙述性说明

freemarker.core.ParseException: Token manager error: freemarker.core.TokenMgrError: Unknown directive: #assgin on line: 18, column: 151, in template: tag.ftl in tag.ftl
	at freemarker.template.Template.<init>(Template.java:174)
	at freemarker.cache.TemplateCache.loadTemplate(TemplateCache.java:447)
	at freemarker.cache.TemplateCache.getTemplate(TemplateCache.java:360)
	at freemarker.cache.TemplateCache.getTemplate(TemplateCache.java:235)
	at freemarker.template.Configuration.getTemplate(Configuration.java:578)
	at freemarker.template.Configuration.getTemplate(Configuration.java:543)
	at com.you.freemarker.FreemarkerTemplate.getTemplate(FreemarkerTemplate.java:52)
	at com.you.freemarker.FreemarkerTemplate.printFtl(FreemarkerTemplate.java:76)
	at com.you.test.freemarker.FreemarkerTest.studentPrint(FreemarkerTest.java:232)
	at com.you.test.freemarker.FreemarkerTest.testRoot(FreemarkerTest.java:219)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

2、错误原因

<#macro ageNum>
	      <#assgin age="45"/>
	 </#macro>

	 <@ageNum/>
	 ${age}

定义局部变量用local

3、解决的方法

<#macro ageNum>
	      <#local age="45"/>
	 </#macro>

	 <@ageNum/>
	 ${age}

结果：

56

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