func (a *Args) GetUfloat(key string) (float64, error) {
	value := a.Peek(key)
	if len(value) == 0 {
		return -1, ErrNoArgValue
	}
	return ParseUfloat(value)
}
func (a *Args) GetUfloat(key string) (float64, error) {
	value := a.Peek(key)
	if len(value) == 0 {
		return -1, ErrNoArgValue
	}
	return ParseUfloat(value)
}
func ( a * Args ) GetUfloat ( key string ) ( float64 , error ) { value := a . Peek ( key ) if len ( value ) == 0 { return - 1 , ErrNoArgValue } return ParseUfloat ( value ) }
// GetUfloat returns ufloat value for the given key.
GetUfloat returns ufloat value for the given key .