1. Go to this page and download the library: Download donatj/php-dnf-solver library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?phprequire_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
donatj / php-dnf-solver example snippets
namespaceExamples;
usedonatj\PhpDnfSolver\DNF;
usedonatj\PhpDnfSolver\Types\UserDefinedType;
lements B, C {}
classBazimplementsC, D{}
$qux = function( A|(B&C) $aOrB ) : void{};
$quxParamType = (new \ReflectionFunction($qux))->getParameters()[0]->getType();
$quxDnf = DNF::getFromReflectionType($quxParamType);
var_dump($quxDnf->isSatisfiedBy(
new UserDefinedType(Foo::class)
)); // true
var_dump($quxDnf->isSatisfiedBy(
new UserDefinedType(Bar::class)
)); // true
var_dump($quxDnf->isSatisfiedBy(
new UserDefinedType(Baz::class)
)); // false
namespaceExamples;
usedonatj\PhpDnfSolver\Types\AndClause;
usedonatj\PhpDnfSolver\Types\BuiltInType;
usedonatj\PhpDnfSolver\Types\OrClause;
usedonatj\PhpDnfSolver\Types\UserDefinedType;
ew OrClause(
new UserDefinedType(A::class),
new AndClause(
new UserDefinedType(B::class),
new UserDefinedType(C::class)
)
))->dnf()); // A|(B&C)
var_dump((new OrClause(
new AndClause(new UserDefinedType(A::class), new UserDefinedType(B::class)),
new AndClause(
new UserDefinedType(B::class),
new UserDefinedType(C::class)
),
new BuiltInType('null'),
))->dnf()); // (A&B)|(B&C)|null