Introduction: AWK is the excellent tool for processing data which is in the form of rows and columns. Main: Common synatx for awk pattern matching is, awk ‘/pattern/{print}’ for ex if you wants to print lines starting with “1″ in file sample.txt: sample.txt: ———– 1,2,3,4,5,6,7,8 11,21.23,34,55,55 21,4,35,6,7,54,45 12,4,55666,78 The awk command, awk ‘/1/ {print}’ sample.txt [...]