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7575423cff
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31a80eb904
2
go.mod
2
go.mod
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@ -1,3 +1,3 @@
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module git.apinb.com/bsm-sdk/engine
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module git.apinb.com/bsm-sdk/engine
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go 1.22
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go 1.21
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@ -2,12 +2,13 @@ package utils
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import (
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import (
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"math"
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"math"
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"reflect"
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"strconv"
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"strconv"
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"strings"
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"strings"
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"unsafe"
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)
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)
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// 字符串转Int
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// 字符串转Int
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//
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// intStr:数字的字符串
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// intStr:数字的字符串
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func String2Int(intStr string) (intNum int) {
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func String2Int(intStr string) (intNum int) {
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intNum, _ = strconv.Atoi(intStr)
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intNum, _ = strconv.Atoi(intStr)
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@ -15,7 +16,6 @@ func String2Int(intStr string) (intNum int) {
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}
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}
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// 字符串转Int64
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// 字符串转Int64
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//
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// intStr:数字的字符串
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// intStr:数字的字符串
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func String2Int64(intStr string) (int64Num int64) {
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func String2Int64(intStr string) (int64Num int64) {
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intNum, _ := strconv.Atoi(intStr)
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intNum, _ := strconv.Atoi(intStr)
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@ -24,7 +24,6 @@ func String2Int64(intStr string) (int64Num int64) {
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}
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}
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// 字符串转Float64
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// 字符串转Float64
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//
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// floatStr:小数点数字的字符串
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// floatStr:小数点数字的字符串
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func String2Float64(floatStr string) (floatNum float64) {
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func String2Float64(floatStr string) (floatNum float64) {
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floatNum, _ = strconv.ParseFloat(floatStr, 64)
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floatNum, _ = strconv.ParseFloat(floatStr, 64)
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@ -32,7 +31,6 @@ func String2Float64(floatStr string) (floatNum float64) {
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}
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}
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// 字符串转Float32
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// 字符串转Float32
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//
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// floatStr:小数点数字的字符串
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// floatStr:小数点数字的字符串
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func String2Float32(floatStr string) (floatNum float32) {
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func String2Float32(floatStr string) (floatNum float32) {
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floatNum64, _ := strconv.ParseFloat(floatStr, 32)
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floatNum64, _ := strconv.ParseFloat(floatStr, 32)
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@ -41,7 +39,6 @@ func String2Float32(floatStr string) (floatNum float32) {
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}
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}
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// Int转字符串
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// Int转字符串
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//
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// intNum:数字字符串
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// intNum:数字字符串
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func Int2String(intNum int) (intStr string) {
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func Int2String(intNum int) (intStr string) {
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intStr = strconv.Itoa(intNum)
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intStr = strconv.Itoa(intNum)
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@ -49,7 +46,6 @@ func Int2String(intNum int) (intStr string) {
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}
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}
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// Int64转字符串
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// Int64转字符串
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//
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// intNum:数字字符串
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// intNum:数字字符串
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func Int642String(intNum int64) (int64Str string) {
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func Int642String(intNum int64) (int64Str string) {
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//10, 代表10进制
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//10, 代表10进制
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@ -58,7 +54,6 @@ func Int642String(intNum int64) (int64Str string) {
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}
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}
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// Float64转字符串
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// Float64转字符串
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//
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// floatNum:float64数字
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// floatNum:float64数字
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// prec:精度位数(不传则默认float数字精度)
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// prec:精度位数(不传则默认float数字精度)
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func Float64ToString(floatNum float64, prec ...int) (floatStr string) {
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func Float64ToString(floatNum float64, prec ...int) (floatStr string) {
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@ -71,7 +66,6 @@ func Float64ToString(floatNum float64, prec ...int) (floatStr string) {
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}
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}
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// Float32转字符串
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// Float32转字符串
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//
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// floatNum:float32数字
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// floatNum:float32数字
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// prec:精度位数(不传则默认float数字精度)
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// prec:精度位数(不传则默认float数字精度)
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func Float32ToString(floatNum float32, prec ...int) (floatStr string) {
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func Float32ToString(floatNum float32, prec ...int) (floatStr string) {
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@ -96,6 +90,15 @@ func BinaryToDecimal(bit string) (num int) {
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return
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return
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}
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}
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// BytesToString 0 拷贝转换 slice byte 为 string
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func BytesToString(b []byte) (s string) {
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_bptr := (*reflect.SliceHeader)(unsafe.Pointer(&b))
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_sptr := (*reflect.StringHeader)(unsafe.Pointer(&s))
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_sptr.Data = _bptr.Data
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_sptr.Len = _bptr.Len
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return s
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}
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// interface to string
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// interface to string
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func AnyToString(in any) (s string) {
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func AnyToString(in any) (s string) {
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if in == nil {
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if in == nil {
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@ -1,49 +1,42 @@
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package utils
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package utils
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import (
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import (
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"math/rand/v2"
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"math/rand"
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"time"
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)
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)
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// 随机生成字符串
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//随机生成字符串
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func RandomString(l int) string {
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func RandomString(l int) string {
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str := "0123456789AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz"
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str := "0123456789AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz"
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bytes := []byte(str)
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bytes := []byte(str)
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var result []byte = make([]byte, 0, l)
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var result []byte = make([]byte, 0, l)
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r := rand.New(rand.NewSource(time.Now().UnixNano()))
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for i := 0; i < l; i++ {
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for i := 0; i < l; i++ {
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result = append(result, bytes[rand.IntN(len(bytes))])
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result = append(result, bytes[r.Intn(len(bytes))])
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}
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}
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return string(result)
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return BytesToString(result)
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}
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}
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// 随机生成纯字符串
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//随机生成纯字符串
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func RandomPureString(l int) string {
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func RandomPureString(l int) string {
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str := "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz"
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str := "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz"
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bytes := []byte(str)
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bytes := []byte(str)
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var result []byte = make([]byte, 0, l)
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var result []byte = make([]byte, 0, l)
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r := rand.New(rand.NewSource(time.Now().UnixNano()))
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for i := 0; i < l; i++ {
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for i := 0; i < l; i++ {
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result = append(result, bytes[rand.IntN(len(bytes))])
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result = append(result, bytes[r.Intn(len(bytes))])
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}
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}
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return string(result)
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return BytesToString(result)
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}
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}
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// 随机生成纯大写字符串
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//随机生成数字字符串
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func RandomPureUpString(l int) string {
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str := "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
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bytes := []byte(str)
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var result []byte = make([]byte, 0, l)
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for i := 0; i < l; i++ {
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result = append(result, bytes[rand.IntN(len(bytes))])
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}
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return string(result)
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}
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// 随机生成数字字符串
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func RandomNumber(l int) string {
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func RandomNumber(l int) string {
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str := "0123456789"
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str := "0123456789"
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bytes := []byte(str)
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bytes := []byte(str)
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var result []byte
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var result []byte
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r := rand.New(rand.NewSource(time.Now().UnixNano()))
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for i := 0; i < l; i++ {
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for i := 0; i < l; i++ {
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result = append(result, bytes[rand.IntN(len(bytes))])
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result = append(result, bytes[r.Intn(len(bytes))])
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}
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}
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return string(result)
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return BytesToString(result)
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}
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}
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