... 三元操作符 ternary operator ; Use Ternary Operators 管道操作符 pipe operator 字符串操作符 String Operators ...
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更好的是，管道操作符可以在命令行上组装出专门的程序。
Better yet, the pipe operator assembles AD hoc programs right at the command line.
您可以通过添加更多的命令和管道操作符来构造更长的管道线。
You construct longer pipelines by adding more commands and more pipe operators.
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。
In order to use the output of a command, command1, as input to a filter, command2, you connect the commands using the pipe operator (|).
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