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Linux

Linux中which,whereis, whatis三者的区别

which 命令用于查询在 PATH 环境变量中定义的命令的位置，它会在所有 PATH 环境变量路径中查找指定的命令。如果存在多个同名的命令，which 只会显示最先被找到的命令的路径。要使用 which 命令，只需在终端中输入 which 并加上需要查询的命令名。 whic…

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