Using match to find substrings in strings with only bash

Question

Although I am almost sure this has been covered, I can\'t seem to find anything specific to this. As I continue my journey on learning bash I keep finding parts where I am b

Answer 1

I made this simple function:

match() {
    TRUE=1
    FALSE=0
    match_return=0
    echo $1 | grep $2 >/dev/null
    [ $? -eq 0 ] && match_return=$TRUE || match_return=$FALSE
}

Usage:

match Testing Test ; [ $match_return -eq 1 ] && echo "match!" || echo "nope"

entire code: https://gist.github.com/TeeBSD/5121b3711fad40a09455