B retrieves and returns random bytes of given length `n`.

D returns a random time.Duration between min and max: [min, max].

Digits returns a random string which contains only digits, and its length is `n`.

GenerateUUID20 @description: 20位uuid @param: @author: GJing @email: [email protected] @date: 2022/4/6 11:39 @success:.

GenerateUUID32 @description: 生成uid 32位 @param: @author: GJing @email: [email protected] @date: 2022/4/6 11:37 @success:.

GoogleUUID20 @description: 20位uuid @param: @author: GJing @email: [email protected] @date: 2022/4/6 13:11 @success:.

GoogleUUID32 @description: google/uuid @param: @author: GJing @email: [email protected] @date: 2022/4/6 13:08 @success:.

Intn returns a int number which is between 0 and max: [0, max).

Letters returns a random string which contains only letters, and its length is `n`.

LS 返回小写字母.

Meet randomly calculate whether the given probability `num`/`total` is met.

MeetProb randomly calculate whether the given probability is met.

N returns a random int between min and max: [min, max].

Perm returns, as a slice of n int numbers, a pseudo-random permutation of the integers [0,n).

S returns a random string which contains digits and letters, and its length is `n`.

Str randomly picks and returns `n` count of chars from given string `s`.

Symbols returns a random string which contains only symbols, and its length is `n`.