packagemainimport("fmt""encoding/binary")funcmain(){variint64=2323buf:=Int64ToBytes(i)fmt.Println(buf)fmt.Println(BytesToInt64(buf))}funcInt64ToBytes(iint64)[]byte{varbuf=make([]byte,8)binary.BigEndian.PutUint64(buf,uint64(i))returnbuf}funcBytesToInt64(buf[]byte)int64{returnint64(bin...
func BytesToInt64(buf []byte) int64 { return int64(binary.BigEndian.Uint64(buf)) } func main() { var i int64 = 2323 buf := Int64ToBytes(i) fmt.Println(buf) fmt.Println(BytesToInt64(buf)) }
buf:=bytes.Buffer{}buf.WriteByte(255)buf.WriteByte(2)varuid1="beijing1@90099@"buf.WriteString(uid1)#添加分隔符字任意符串 读取时候的节点 buf.WriteString("\n")varsid1="9559912xiao"buf.WriteString(sid1)buf.WriteString("\n")varcid1int64=123456456buf.Write(utils.Int64ToBytes(cid1))buf.W...
转换---int转int64 申请---申请一个字节缓冲 写入---按照二进制,向缓冲写入数据 取出---以字节流从缓冲中取出 funcIntToBytes(nint)[]byte{ data:=int64(n)//数据类型转换bytebuffer:=bytes.NewBuffer([]byte{})//字节集合binary.Write(bytebuffer,binary.BigEndian,data)//按照二进制写入字节returnbytebuffer...
func Int64ToBytes(i int64) []byte { var buf = make([]byte, 8)binary.BigEndian.PutUint64(buf, uint64(i))return buf } func BytesToInt64(buf []byte) int64 { return int64(binary.BigEndian.Uint64(buf))} func main() { var i int64 = 2323 buf := Int64ToBytes(i)fmt.Println(buf...
其中,uint8就是我们熟知的byte型,int16对应C语言中的short型,int64对应C语言中的long型。 我们可以借助fmt函数将一个整数以不同进制形式展示 package main import "fmt" func main(){ // 十进制 var a int = 10 fmt.Printf("%d \n", a) // 10 ...
converting uint64 to int64 pls //fmt.Println(int64(18446744073709551615)) //constant 18446744073709551615 overflows int64 var x uint64 = 18446744073709551615 var y int64 = int64(x) fmt.Println(y) //-1 //just like(c)signed long long //anyone can help me pls! //How can I using like thi...
直接append的话数组改变了会跟着改变,所以需要copy一份 写法一 arrCopy := make([]int, len(*nums)...
i int64 // current reading index prevRune int // index of previous rune; or < 0 }// 构造函数 // NewReader returns a new Reader reading from s. // It is similar to bytes.NewBufferString but more efficient and read-only. func NewReader(s string) *Reader { return &Reader{s, 0, ...
AVIOContext *avio_alloc_context( unsigned char *buffer, int buffer_size, int write_flag, void *opaque, int (*read_packet)(void *opaque, uint8_t *buf, int buf_size), int (*write_packet)(void *opaque, uint8_t *buf, int buf_size), int64_t (*seek)(void *opaque, int64_t offset...