What is NR in AWK?
What is the use of Strftime function?
Write a command to find the total number of lines in a file without using nr?
What is the use of string function gensub(r,s,h [,t])?
What is the use of string function match(string,regex)?
What is the use of string function substr(string,position) in AWK?
What is the use of string function toupper(string)?
What is the use of CONVFMT?
What is the use of ERRNO?
What is the use of SUBSEP?
What is the use of sequence ?
What is the use of sequence <Any other character> ?
Usage of And/Or/Not operators in AWK?