RandBytes generate random byte slice.

RandFloat generate random float64 number between [min, max) with specific precision.

RandFloats generate a slice of random float64 numbers of length n that do not repeat.

RandInt generate random int between [min, max).

RandLower generate a random lower case string of specified length.

RandNumeral generate a random numeral string of specified length.

RandNumeralOrLetter generate a random numeral or alpha string of specified length.

RandString generate random alpha string of specified length.

RandSymbolChar generate a random symbol char of specified length.

RandUniqueIntSlice generate a slice of random int of length n that do not repeat.

RandUpper generate a random upper case string of specified length.

UUIdV4 generate a random UUID of version 4 according to RFC 4122.