What is NF in AWK?
How add a first record and last record to the current file in linux?
Write a command to print the second and third line of a file without using nr?
What is the use of string functiong sub(regex,replacement)?
What is the use of string function tolower(string)?
how to run awk command specified in a file?
What is the use of ARGIND?
What are AWK Numerical Functions?
What is the use of sequence ?
How to print only blank line of file?
What is NF in AWK?
What are Regular Expressions in AWK?
What are Conditional expressions in AWK?