What is OFS in AWK?
Write a command delete all line except first line?
How to exit from an awk script using the exit command?
What are Associative Arrays?
What is the use of string function index(string,search) in AWK?
What is the use of string function split(string,array,separator)in AWK?
What is the use of sequence <Any other character> ?
What is the use of RSTART, RLENGTH and match ?
What are Trigonometric Functions in AWK?
What is the use of string function sub(regex,replacement)?
What is the use of ARGIND?
Write a command to print zero byte size files?
What is the use of string function tolower(string)?