import{_ as l,o as p,c as o,k as s,a as n,X as a}from"./chunks/framework.6e839c56.js";const C=JSON.parse('{"title":"Random","description":"","frontmatter":{},"headers":[],"relativePath":"en/api/packages/random.md","filePath":"en/api/packages/random.md"}'),e={name:"en/api/packages/random.md"},t=s("h1",{id:"Random",tabindex:"-1"},[n("Random "),s("a",{class:"header-anchor",href:"#Random","aria-label":'Permalink to "Random"'},"​")],-1),c=s("p",null,"Package random implements some basic functions to generate random int and string.",-1),r=s("div",{STYLE:"page-break-after: always;"},null,-1),y=s("h2",{id:"Source-",tabindex:"-1"},[n("Source: "),s("a",{class:"header-anchor",href:"#Source-","aria-label":'Permalink to "Source:"'},"​")],-1),i=s("ul",null,[s("li",null,[s("a",{href:"https://github.com/duke-git/lancet/blob/main/random/random.go",target:"_blank",rel:"noreferrer"},"https://github.com/duke-git/lancet/blob/main/random/random.go")])],-1),F=s("div",{STYLE:"page-break-after: always;"},null,-1),d=a(`

Usage: ​

go
import (
    "github.com/duke-git/lancet/v2/random"
)
import (
    "github.com/duke-git/lancet/v2/random"
)
`,2),u=s("div",{STYLE:"page-break-after: always;"},null,-1),g=a('

Index ​

',2),E=s("div",{STYLE:"page-break-after: always;"},null,-1),m=a(`

Documentation ​

RandBytes ​

Generate random byte slice.

Signature:

go
func RandBytes(length int) []byte
func RandBytes(length int) []byte

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randBytes := random.RandBytes(4)
    fmt.Println(randBytes)
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randBytes := random.RandBytes(4)
    fmt.Println(randBytes)
}

RandInt ​

Generate random int between min and max, may contain min, not max.

Signature:

go
func RandInt(min, max int) int
func RandInt(min, max int) int

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    rInt := random.RandInt(1, 10)
    fmt.Println(rInt)
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    rInt := random.RandInt(1, 10)
    fmt.Println(rInt)
}

RandString ​

Generate random given length string. only contains letter (a-zA-Z)

Signature:

go
func RandString(length int) string
func RandString(length int) string

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandString(6)
    fmt.Println(randStr) //pGWsze
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandString(6)
    fmt.Println(randStr) //pGWsze
}

RandUpper ​

Generate a random upper case string

Signature:

go
func RandUpper(length int) string
func RandUpper(length int) string

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandString(6)
    fmt.Println(randStr) //PACWGF
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandString(6)
    fmt.Println(randStr) //PACWGF
}

RandLower ​

Generate a random lower case string

Signature:

go
func RandLower(length int) string
func RandLower(length int) string

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandLower(6)
    fmt.Println(randStr) //siqbew
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandLower(6)
    fmt.Println(randStr) //siqbew
}

RandNumeral ​

Generate a random numeral string

Signature:

go
func RandNumeral(length int) string
func RandNumeral(length int) string

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandNumeral(6)
    fmt.Println(randStr) //035172
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandNumeral(6)
    fmt.Println(randStr) //035172
}

RandNumeralOrLetter ​

generate a random numeral or letter string

Signature:

go
func RandNumeralOrLetter(length int) string
func RandNumeralOrLetter(length int) string

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandNumeralOrLetter(6)
    fmt.Println(randStr) //0aW7cQ
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    randStr := random.RandNumeralOrLetter(6)
    fmt.Println(randStr) //0aW7cQ
}

UUIdV4 ​

Generate a random UUID of version 4 according to RFC 4122.

Signature:

go
func UUIdV4() (string, error)
func UUIdV4() (string, error)

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    uuid, err := random.UUIdV4()
    if err != nil {
        return
    }
    fmt.Println(uuid)
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    uuid, err := random.UUIdV4()
    if err != nil {
        return
    }
    fmt.Println(uuid)
}

RandUniqueIntSlice ​

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

Signature:

go
func RandUniqueIntSlice(n, min, max int) []int
func RandUniqueIntSlice(n, min, max int) []int

Example:Run

go
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    result := random.RandUniqueIntSlice(5, 0, 10)
    fmt.Println(result) //[0 4 7 1 5] (random)
}
package main

import (
    "fmt"
    "github.com/duke-git/lancet/v2/random"
)

func main() {
    result := random.RandUniqueIntSlice(5, 0, 10)
    fmt.Println(result) //[0 4 7 1 5] (random)
}
`,55),h=[t,c,r,y,i,F,d,u,g,E,m];function A(f,v,b,k,q,R){return p(),o("div",null,h)}const _=l(e,[["render",A]]);export{C as __pageData,_ as default};