func ToInt64()

in utils/type.go [66:93]


func ToInt64(i interface{}, defaultVal int64) int64 {
	switch value := i.(type) {
	case int:
		return int64(value)
	case float64:
		return int64(value)
	case uint:
		return int64(value)
	case int32:
		return int64(value)
	case int64:
		return value
	case string:
		if val, err := strconv.ParseInt(value, 10, 64); err == nil {
			return val
		} else {
			return defaultVal
		}
	case json.Number:
		if val, err := value.Int64(); err == nil {
			return val
		} else {
			return defaultVal
		}
	default:
		return defaultVal
	}
}