Struts标签<s:if>比较字符窜
2016-02-18 10:54
381 查看
正确比较方式<s:if test='%{drmi=="0" }'></s:if>。
如果drmi是String类型,并且<s:if test="drmi==0"></s:if>这样比较,控制台就会出现错误:
[16/02/18-10:55:51] [WARN] com.opensymphony.xwork2.util.logging.commons.CommonsLogger.warn(CommonsLogger.java:60) -NOTE: Previous warning message was issued due to devMode set to true.
[16/02/18-10:55:51] [WARN] com.opensymphony.xwork2.util.logging.commons.CommonsLogger.warn(CommonsLogger.java:68) -Caught an exception while evaluating expression 'drmi==0' against value stack
java.lang.NumberFormatException: For input string: "0AEDGDESDF001288370008"
at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1241)
at java.lang.Double.parseDouble(Double.java:540)
at ognl.OgnlOps.doubleValue(OgnlOps.java:242)
at ognl.OgnlOps.compareWithConversion(OgnlOps.java:99)
at ognl.OgnlOps.isEqual(OgnlOps.java:142)
at ognl.OgnlOps.equal(OgnlOps.java:794)
at ognl.ASTEq.getValueBody(ASTEq.java:52)
如果drmi是String类型,并且<s:if test="drmi==0"></s:if>这样比较,控制台就会出现错误:
[16/02/18-10:55:51] [WARN] com.opensymphony.xwork2.util.logging.commons.CommonsLogger.warn(CommonsLogger.java:60) -NOTE: Previous warning message was issued due to devMode set to true.
[16/02/18-10:55:51] [WARN] com.opensymphony.xwork2.util.logging.commons.CommonsLogger.warn(CommonsLogger.java:68) -Caught an exception while evaluating expression 'drmi==0' against value stack
java.lang.NumberFormatException: For input string: "0AEDGDESDF001288370008"
at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1241)
at java.lang.Double.parseDouble(Double.java:540)
at ognl.OgnlOps.doubleValue(OgnlOps.java:242)
at ognl.OgnlOps.compareWithConversion(OgnlOps.java:99)
at ognl.OgnlOps.isEqual(OgnlOps.java:142)
at ognl.OgnlOps.equal(OgnlOps.java:794)
at ognl.ASTEq.getValueBody(ASTEq.java:52)
相关文章推荐
- Java线程(一):线程安全与不安全
- java集合相关源码分析
- java读写properties配置文件
- Java Version Mismatch 解决方法
- eclipse调优
- java跳出多重循环
- 58_自定义标签打包以及使用自定义标签教程
- java文本处理常用代码总结(二)
- SpringMVC -- 注解的奥秘
- 雪习新知识:Java 内部类
- Spring的测试
- eclipse 项目中搜索资源(类方法,文件名,文件中的字符串)
- SpringMvc+ext4文件上传
- eclipse中新建maven项目
- eclipse下查看maven下载的源码中文乱码问题
- 索引查找Java实现
- Java正则表达式基础知识
- java jvm 参数 -Xms -Xmx -Xmn -Xss 调优总结
- #java#接口
- JavaBean规范