What is OFS in AWK?
What is the use of ARGV ?
Write a command delete all line except first line?
What is the use of numeric function exp ?
How to print only blank line of file?
What is the use of string function length(string) in AWK?
What is OFS in AWK?
Write a command to print all line except first line?
What are AWK Built-in Variables?
What is the use of string function sub(regex,replacement)?
What is the use of sequence f?
What is the use of sequence ddd ?
What is the use of string function match(string,regex)?