Command line tool to copy text to clipboard.
git clone https://github.com/giosil/copytext.git
gcc copytext.c -o copytext
-h: help;
-l: lowercase;
-u: uppercase;
-c: capitalize;
-r: reverse;
-q: quote;
-n: extract numbers;
-e: environment variable;
-f: read file;
-s: save to file copytext.txt;
-d: append date;
-t: append time;
-v: extract value from key=value;
-w: prepend current work directory;
-i: interactive;
-z: test.
copytext hello
(hello copied)copytext -u hello
(HELLO copied)copytext -q hello
('hello' copied)