gosdk/util/util.go

package util

import (
	"crypto/sha256"
	"encoding/hex"
	"fmt"
	"github.com/spf13/cast"
)

func CutTail(str string, length int) string {
	if len(str) <= length {
		return str
	}

	return str[0:length]
}

func FloatCut(f float64) float64 {
	return cast.ToFloat64(fmt.Sprintf("%.2f", f))
}

func Sha256(s string) string {

	hash := sha256.New()

	hash.Write([]byte(s))
	hashValue := hash.Sum(nil)
	return hex.EncodeToString(hashValue)
}