Inspekt\Inspekt::isFloat PHP Method

    public static function isFloat($value)
    {
        $locale = localeconv();
        $value = str_replace($locale['decimal_point'], '.', $value);
        $value = str_replace($locale['thousands_sep'], '', $value);
        $value = rtrim($value, '0');
        $value = rtrim($value, '.');
        return strval(floatval($value)) === $value;
    }

 /**
  * Generated from @assert ('10,244,578,109.234451') === FALSE.
  */
 public function testIsFloat3()
 {
     $locale = localeconv();
     $thousands_sep = $locale['thousands_sep'];
     $this->assertSame(false, Inspekt::isFloat("10{$thousands_sep}244{$thousands_sep}578{$thousands_sep}109.234451"));
 }