awk NR=FNR
时间: 2023-09-08 21:16:39 浏览: 59
在awk中,NR和FNR都是表示当前读取的行号。当NR等于FNR时,表示当前处理的是第一个文件。这通常用于在处理多个文件时,对第一个文件进行特殊操作。例如,可以使用NR==FNR的条件来将第一个文件的内容存储到数组中,然后在处理第二个文件时,根据第一个文件的内容进行操作。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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