Linux: Use the awk command to get a line of text, a column

Source: Internet
Author: User

1. Print the first column of the file (domain): awk ' {print '} ' filename
2. Print the first two columns of the file (domain): awk ' {print $1,$2} ' filename
3. Print out the first column, then print the second column: awk ' {print $ {$} ' filename
4. Total number of printed text files: awk ' end{print NR} ' filename
5. Print the first line of text: awk ' nr==1{print} ' filename
6. Print the second line of text the first column: Sed-n "2, 1p" filename | awk ' Print $ '

Linux: Use the awk command to get a line of text, a column

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