在使用std::ofstream写文件时，编译器提示如下错误：
error: variable ‘std::ofstream ofs’ has initializer but incomplete type std::ofstream ofs(string(TMP_STATE_FILE));
这个错误上由于没有保护头文件导致的。
包含上头文件，编译通过。
#include<fstream>
ofstream错误：error: variable ‘std::ofstream ofs’ has initializer but incomplete type
2024-04-02
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简介：
ofstream错误：error: variable ‘std::ofstream ofs’ has initializer but incomplete type
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