conver.go

package go18

import (
	"encoding/json"
	"strconv"
)

// X2String 任意对象转换成字符串
func X2String(val interface{}) (str string) {
	if val == nil {
		return
	}
	switch val.(type) {
	case float64:
		ft := val.(float64)
		str = strconv.FormatFloat(ft, 'f', -1, 64)
	case float32:
		ft := val.(float32)
		str = strconv.FormatFloat(float64(ft), 'f', -1, 64)
	case int:
		it := val.(int)
		str = strconv.Itoa(it)
	case uint:
		it := val.(uint)
		str = strconv.Itoa(int(it))
	case int8:
		it := val.(int8)
		str = strconv.Itoa(int(it))
	case uint8:
		it := val.(uint8)
		str = strconv.Itoa(int(it))
	case int16:
		it := val.(int16)
		str = strconv.Itoa(int(it))
	case uint16:
		it := val.(uint16)
		str = strconv.Itoa(int(it))
	case int32:
		it := val.(int32)
		str = strconv.Itoa(int(it))
	case uint32:
		it := val.(uint32)
		str = strconv.Itoa(int(it))
	case int64:
		it := val.(int64)
		str = strconv.FormatInt(it, 10)
	case uint64:
		it := val.(uint64)
		str = strconv.FormatUint(it, 10)
	case string:
		str = val.(string)
	case []byte:
		str = string(val.([]byte))
	default:
		newval, _ := json.Marshal(val)
		str = string(newval)
	}
	return str
}