原文地址: http://www.funtoo.org/Awk_by_Example,_Part_1?ref=dzone http://www.funtoo.org/Awk_by_Example,_Part_2 http://www.funtoo.org/Awk_by_Example,_Part_3 In defense of awk In this series of articles, I'm going to turn you into a proficient awk coder. I'…
Grep 'OR' Operator Find all the lines in a file, that match any of the following patterns. Using GREP command : grep "pattern1\|pattern2" file.txtgrep -E "pattern1|pattern2" file.txtgrep -e pattern1 -e pattern2 file.txtegrep "patt…
https://www.digitalocean.com/community/tutorials/how-to-use-the-awk-language-to-manipulate-text-in-linux Introduction Linux utilities often follow the Unix philosophy of design. Tools are encouraged to be small, use plain text files for input and out…
1.awk command 1.1 Purpose 1: want to distinct and then count and sort by num 1.1.1 Command: cat result.txt|awk '{print $1}'|uniq -c|sort -k 1n Sort parameters: -k: sort by key (in this case column, pairs with -t) -n: sort as a number -r: reverse orde…