public function has(TypeConverterInterface $converter): bool
    {
        $serialized = $this->serialize($converter);
        if (isset($this->converters[$serialized])) {
            return true;
        }

        return false;
    }
public function has(TypeConverterInterface $converter): bool
    {
        $serialized = $this->serialize($converter);
        if (isset($this->converters[$serialized])) {
            return true;
        }

        return false;
    }
public function has ( TypeConverterInterface $ converter ) : bool { $ serialized = $ this -> serialize ( $ converter ) ; if ( isset ( $ this -> converters [ $ serialized ] ) ) { return true ; } return false ; }
Returns true if the collection contains a type converter for a certain
namespace and name

@param TypeConverterInterface $converter

@return bool
Returns true if the collection contains a type converter for a certain namespace and name