This file contains a regular expression to match ASCII characters.
A regular expression that matches any string containing only ASCII characters.
The pattern used by the asciiReg regular expression.
The pattern matches any string that contains only characters in the range 0-127 (inclusive).
The pattern used by the ipv4Maybe regular expression.
The pattern matches any string that contains a valid IPv4 address.
The pattern allows for optional leading and trailing digits, an optional decimal point,
and an optional exponent part (e.g., e+10 or E-10).
