rand

func Float32 ¶

func Float32() float32

func Float32n ¶

func Float32n(maxN float32) float32

Float32n

@Description: 返回一个非负的32浮点数，随机数范围为[0, maxN)
@param maxN
@return float32

func Float64 ¶

func Float64() float64

func Float64n ¶

func Float64n(maxN float64) float64

Float64n

@Description: 返回一个非负的64浮点数，随机数范围为[0, maxN)
@param maxN
@return float64

func Int32 ¶

func Int32() int32

Int32

@Description: 返回一个非负的32位整数，随机数范围为[0, math.MaxInt32]
@return int32

func Int32n ¶

func Int32n(maxN int32) int32

Int32n

@Description: 返回一个非负的32位整数，随机数范围为[0, maxN)
@param maxN
@return int32

func Int64 ¶

func Int64() int64

Int64

@Description: 返回一个非负的64位整数，随机数范围为[0, math.MaxInt64]
@return int64

func Int64n ¶

func Int64n(maxN int64) int64

Int64n

@Description: 返回一个非负的64位整数，随机数范围为[0, maxN)
@param maxN
@return int64

func Uint32 ¶

func Uint32() uint32

func Uint32n ¶

func Uint32n(maxN uint32) uint32

Uint32n

@Description: 返回一个非负的32位整数，随机数范围为[0, maxN)
@param maxN
@return uint32

func Uint64 ¶

func Uint64() uint64

func Uint64n ¶

func Uint64n(maxN uint64) uint64

Uint64n

@Description: 返回一个非负的64位整数，随机数范围为[0, maxN)
@param maxN
@return uint64