Allows the capture of environment variables for expansion or elimination.

spagetti shit av fotbalside eivind snakket om

This will verify input is non-zero and either a valid dollar amount ($3, $3.4, $3.40, $.4, $.40) or a valid percent/rate (2%, 2.5%, .5%) with up to four decimal places. Could probably be more efficient with the lookaheads.

Return all but the given string

ACCEPTS ONE DASH "-" IN FRONT. ACCEPTS ONE PERIOD "." AFTER NUMBERS. ACCEPTS COMMAS. DOES NOT ACCEPT PARENTHESIS "()".

Outcode extraction for UK postcode

A solution for capture params or the param=value pair of query strings.

(?R) Alternative

Matches Australian BSB numbers

This regex checks if a string contains a number that ends with a "%" character ignoring all other cases. 96% -> accept 96.6% -> accept kk% -> Reject 96%% -> Reject