Cannot switch on a value of type String for source level below 1.7. Only
switch语句的判断条件可以接受int,byte,char,short,不能接受其他类型
只有JDK版本1.7以上才可以支持String
你可能会说我的jdk是1.7以上啊, 这里说的版本是java解释器的版本, eclipse修改办法: 项目右键 > project > properties > java compiler > compiler> compliance level:选1.7或
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相关文章
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