code: protected function isNormalizedValueMispresented($value, $normalizedValue)
      {
          if (empty($value)) {
              $value = 0;
          }
  
          return (string) $normalizedValue !== $this->normalizeNumericStringValue((string) $value);
      }
docs: Checks if string representations of given value and its normalized version are different.
  @param string|float|int $value
  @param float|int $normalizedValue
  @return bool
  @since 2.0.16