ASARegex

#!/bin/bash
counter=1

while [ $counter -le 2000 ]
do
NEW_STRING=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 15 | head -n 1)

echo regex bigregex$counter '"'$NEW_STRING'"'  >> createregex.txt
echo no regex bigregex$counter >> deleteregex.txt
echo match regex bigregex$counter >> addmatchregex.txt
echo no match regex bigregex$counter >> removematchregex.txt
((counter++))
done