What is the use of format specifier %e ?
What is the use of string function substr(string,position) in AWK?
What is the use of ARGIND?
What is the use of CONVFMT?
What is the use of SUBSEP?
How to exit from an awk script using the exit command?
What is the use of ERRNO?
How to print only blank line of file?
What is the use of sequence f?
What is the use of numeric function sin ?
What is the use of ARGV ?
What is the use of numeric function log ?
What is the use of numeric function sqrt ?