The only requirement is that the redirection operators (the "<" and ">") must appear after the other options and arguments in the command.
必须在一个命令的选项或者参数之后出现。
The only requirement is that the redirection operators (the "<" and ">") must appear after the other options and arguments in the command.
必须在一个命令的选项或者参数之后出现。
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