[英]Print lines between two patterns through sed/AWK when there is at least one line between them
[英]writing an awk command to print every line that has at least one field
如何編寫僅打印至少一個字段的行的awk命令
awk '{if (NF>0) print }'
您命令工作,並打印具有一個或多個字段的行。 但是awk
默認情況下會打印,因此您可以簡化它:
awk 'NF > 0' file.txt
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