為什么在導(dǎo)入java.io*報錯顯示Only a type can be imported. java.util resolves to a package
為什么在導(dǎo)入java.io*報錯顯示Only a type can be imported. java.io resolves to a package，導(dǎo)入java.io.printwriter可以呢？，哪位大佬知道？
慕桂英5344235
2020-02-27
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2020-02-28
少了個.