摘要: awk # awk tee awk.txt <<-'EOF' john wang male 30 02103213 ludc dasf fama 12 12311321 EOF awk '{print $1,$4}' awk.txt awk '{print NF}' awk.txt # 打印最后一行 阅读全文
posted @ 2020-12-03 23:24 xaasf 阅读(130) 评论(0) 推荐(0)