Bilibili video id converter

将B站的AV号转换成BV号 Convert bilibili video id from AV to BV

Install

$ go get github.com/LanceLRQ/av2bv

Go version >= 1.11 and go module on.

Usage

Encode （AV => BV)

av2bv.Encode(170001)        // Avid is a uint64 number.

bvid, err := av2bv.EncodeString("av170001")
if err != nil { 
    // Error
}
fmt.Println(bvid)
// BV17x411w7KC

Decode (BV => AV)

av2bv.Decode([]byte("17x411w7KC"))        // Bvid is a byte array

avid, err := av2bv.DecodeString("BV17x411w7KC")
if err != nil { 
    // Error
}
fmt.Println(avid)
// av170001

Algorithm & Thanks

https://www.zhihu.com/question/381784377/answer/1099438784

LICENSE

DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE (WTFPL)