shell字符截取命令之awk命令

一 语法     二 实战 [ [email protected] ~]# cut -f 2,4 student.txt furong 85 fengj 60 cang 70 [ [email protected] ~]# awk '{printf $2 "\t" $4 "\n"}' student.txt furong 85 fengj 60 cang 70 [ [email protected

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