有如下的文本内容:
123123
123123
321321
321321
456456
456456
123123
123123
****
匹配123,取出**区间的内容:
awk -vRS="*+" '/123/{print RT$0}' file
说明:
RS The input record separator, by default a newline(n).
RT The record terminator. Gawk sets RT to the input text that matched the character or regular expression specified by RS.
awk区间取值的例子
时间:2024-3-2 15:45 作者:韩俊 分类: Linux
标签: linux