心跳检测

business/jxutils/jxutils.go

@@ -7,10 +7,13 @@ import (
 	"crypto/md5"
 	"encoding/base64"
 	"fmt"
+	"golang.org/x/text/encoding/simplifiedchinese"
+	"golang.org/x/text/transform"
 	"io/ioutil"
 	"math"
 	"math/rand"
 	"regexp"
+	"strconv"
 	"strings"
 	"time"
 
@@ -900,3 +903,27 @@ func GetWeekTime() (weekTimeBegin, weekTimeEnd time.Time) {
 	weekTimeEnd = weekTimeBegin.AddDate(0, 0, 7)
 	return weekTimeBegin, weekTimeEnd
 }
+
+func Utf8ToGbk(str []byte) (b []byte, err error) {
+	r := transform.NewReader(bytes.NewReader(str), simplifiedchinese.GBK.NewEncoder())
+	b, err = ioutil.ReadAll(r)
+	if err != nil {
+		return
+	}
+	return
+}
+func Hextob(str string) []byte {
+	slen := len(str)
+	bHex := make([]byte, len(str)/2)
+	ii := 0
+	for i := 0; i < len(str); i = i + 2 {
+		if slen != 1 {
+			ss := string(str[i]) + string(str[i+1])
+			bt, _ := strconv.ParseInt(ss, 16, 32)
+			bHex[ii] = byte(bt)
+			ii = ii + 1
+			slen = slen - 2
+		}
+	}
+	return bHex
+}