asciiHexadecimal static method
Helper method to limit random strings to 0-9, A-F and a-f
Implementation
static RandomUnicode asciiHexadecimal([Random? random]) =>
RandomUnicode(random)
..addFrom(asciiNumeric(random))
..addIncluded(min: 0x41, max: 0x46)
..addIncluded(min: 0x61, max: 0x66);