jsp頁面出現Map cannot be resolved to a type
因為挺久沒有修改過jsp文件了，突然出現了個錯誤：Map cannot be resolved to a type，記錄一下。 【解決辦法】： 在jsp文件頭引入 <%@page import="java.util.Map" %> 或者 <%@page ...
原文：Java 出現cannot be resolved to a type
Exception in thread main java.lang.Error: Unresolved compilation problem: DataTool cannot be resolved to a type at com.sysutil.util.Example.main Example.java: ...
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