Better yet, the pipe operator assembles AD hoc programs right at the command line.

更好的是，管道操作符可以在命令行上组装出专门的程序。

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In order to use the output of a command, command1, as input to a filter, command2, you connect the commands using the pipe operator (|).

要将命令command1的输出作为过滤器command2的输入，您需要使用管道操作符(|)连接两个命令。

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Stdin can also come from the standard output of another program, using the "|" (pipe) operator of the shell, as follows.

使用shell操作符“|”(pipe)也可以使标准输入来自另一个程序的标准输出，如下所示。

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Stdin can also come from the standard output of another program, using the "|" (pipe) operator of the shell, as follows.

使用shell操作符“|”(pipe)也可以使标准输入来自另一个程序的标准输出，如下所示。

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