(view help text of ReadLine.cs as plain text)
ReadLine, Version 0.30 beta
Return the specified line(s) from a file or Standard Input
Usage: READLINE filename [ options ]
or: READLINE [ options ] < filename
or: command | READLINE [ options ]
Where: filename is the optional file to be read
command is the optional command whose output is to be read
Options: /C Concatenate lines
/CS Concatenate lines with Spaces in between
/L:n read line n
/L:n..m read lines n through m
/L:n,m read m lines starting at line n
(negative numbers start counting from the end backwards)
/SE Skip Empty lines
/T Trim leading and trailing whitespace from lines
Examples:
READLINE file read the first non-empty line (default)
READLINE file /L:2 /SE read the second non-empty line of file
READLINE file /L:5..7 read lines 5..7 of file
READLINE file /L:-1 read the last line of file
READLINE file /L:-2..-1 read the last 2 lines of file
READLINE file /L:-2,2 read the last 2 lines of file
Check for redirection by Hans Passant on StackOverflow.com
/questions/3453220/how-to-detect-if-console-in-stdin-has-been-redirected
Written by Rob van der Woude
http://www.robvanderwoude.com
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