JSP标签c forEach报错

Posted 2021-02-09 odejsjhshw

1、jsp标签c:forEach报错，具体错误如下：

三月 31, 2014 9:31:14 下午 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet [jsp] in context with path [/HighCharts] threw exception [Unable to compile class for JSP: 

An error occurred at line: 17 in the jsp file: /JSP/forEach.jsp
Syntax error on token ""O"", delete this token
14:    <hr>
15:    <%
16: 			String[] array = { "A", "B", "C", "D", "E", "F","G","H","I","J","K","L","M","N"
17: 		   					   "O","P","Q","R","S","T","U","V","W","X","Y","Z"};
18: 			request.setAttribute("array", array);
19: 	%>
20: 	<c:forEach items="${array}" var="arr">


Stacktrace:] with root cause
org.apache.jasper.JasperException: Unable to compile class for JSP: 

An error occurred at line: 17 in the jsp file: /JSP/forEach.jsp
Syntax error on token ""O"", delete this token
14:    <hr>
15:    <%
16: 			String[] array = { "A", "B", "C", "D", "E", "F","G","H","I","J","K","L","M","N"
17: 		   					   "O","P","Q","R","S","T","U","V","W","X","Y","Z"};
18: 			request.setAttribute("array", array);
19: 	%>
20: 	<c:forEach items="${array}" var="arr">


Stacktrace:
	at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:103)
	at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:366)
	at org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:468)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:378)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:353)
	at org.apache.jasper.compiler.Compiler.compile(Compiler.java:340)
	at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:657)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:357)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:313)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:722)

2、错误原因

 

     由于在数组中缺少逗号，导致错误发生

 

String[] array = { "A", "B", "C", "D", "E", "F","G","H","I","J","K","L","M","N"
		   					   "O","P","Q","R","S","T","U","V","W","X","Y","Z"};

3、解决办法
     在“N”后加上逗号

 

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