For example, if you want to count only the words in the first five text files in the directory, you can use a pipe (|) to hook the wc and head commands together.

例如，如果您仅希望计算该目录下的前5个文本文件的单词数，那么可以使用竖线(|)将wc和head命令连接起来。

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As you can see, the new table has five columns, and the count column is always zero.

可以看到，新表具有5列，count列始终为0。

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As you can see, the new table has five columns, and the count column is always zero.

可以看到，新表具有5列，count列始终为0。

youdao