Online PHP editor | output for tpnsc

@ 2025-09-17T11:56:12Z

<?php

enum WeekDay: string
{
    case Monday = 'monday';
    case Tuesday = 'tuesday';
    case Wednesday = 'wednesday';
    case Thursday = 'thursday';
    case Friday = 'friday';
    case Saturday = 'saturday';
    case Sunday = 'sunday';
}

class Bar
{}

class Foo
{
    public function hello()
    {
        return "Hello world" . PHP_EOL;
    }
}

$mondayKey = WeekDay::Monday;

echo "== WEAKMAP WITH ENUM ==" . PHP_EOL;
$map = new WeakMap();
$map[$mondayKey] = new Foo();
// etc

echo "Dumping the Map with an ENUM" . PHP_EOL;
var_dump($map);

echo "unsetting reference to ENUM's object" . PHP_EOL;
unset($mondayKey);

echo "Dumping the Map with an ENUM" . PHP_EOL;
var_dump($map);
echo "IT'STILL THERE !" . PHP_EOL;

echo PHP_EOL . PHP_EOL;

echo "== WEAKMAP WITH OBJECT ==" . PHP_EOL;
$map = new WeakMap();
$objKey = new Bar();

$map[$objKey] = new Foo();
echo "Dumping the Map with an OBJECT" . PHP_EOL;
var_dump($map);

echo "unsetting the OBJECT" . PHP_EOL;
unset($objKey);

echo "Dumping the Map with an OBJECT" . PHP_EOL;
var_dump($map);

echo "IT'S GONE !" . PHP_EOL;

echo PHP_EOL . PHP_EOL;


$tuesdayKey = WeekDay::Tuesday;
$otherTuesdayKey = WeekDay::Tuesday;

echo "== SPLOBJECTSTORAGE WITH ENUM ==" . PHP_EOL;

$objStore = new SplObjectStorage();
$objStore[$tuesdayKey] = new Foo();

echo "Dumping the SPLOBJECTSTORAGE with an ENUM" . PHP_EOL;
var_dump($objStore);

echo "unsetting the ENUM" . PHP_EOL;
unset($tuesdayKey);

echo "Dumping the SPLOBJECTSTORAGE with an ENUM" . PHP_EOL;
var_dump($objStore);

echo "IT'STILL THERE !" . PHP_EOL;

echo PHP_EOL . PHP_EOL;

echo "== SPLOBJECTSTORAGE WITH OBJECT ==" . PHP_EOL;


$objStore = new SplObjectStorage();
$objKey = new Bar();

$objStore[$objKey] = new Bar();

echo "Dumping the SPLOBJECTSTORAGE with an OBJECT" . PHP_EOL;
var_dump($objStore);

echo "unsetting the OBJECT" . PHP_EOL;
unset($tuesdayKey);

echo "Dumping the SPLOBJECTSTORAGE with an OBJECT" . PHP_EOL;
var_dump($objStore);
echo "IT'STILL THERE !" . PHP_EOL;

Output for 8.3.5 - 8.3.27, 8.4.9 - 8.4.14, 8.5.0 - 8.5.1: == WEAKMAP WITH ENUM == Dumping the Map with an ENUM object(WeakMap)#8 (1) { [0]=> array(2) { ["key"]=> enum(WeekDay::Monday) ["value"]=> object(Foo)#9 (0) { } } } unsetting reference to ENUM's object Dumping the Map with an ENUM object(WeakMap)#8 (1) { [0]=> array(2) { ["key"]=> enum(WeekDay::Monday) ["value"]=> object(Foo)#9 (0) { } } } IT'STILL THERE ! == WEAKMAP WITH OBJECT == Dumping the Map with an OBJECT object(WeakMap)#10 (1) { [0]=> array(2) { ["key"]=> object(Bar)#8 (0) { } ["value"]=> object(Foo)#9 (0) { } } } unsetting the OBJECT Dumping the Map with an OBJECT object(WeakMap)#10 (0) { } IT'S GONE ! == SPLOBJECTSTORAGE WITH ENUM == Dumping the SPLOBJECTSTORAGE with an ENUM object(SplObjectStorage)#8 (1) { ["storage":"SplObjectStorage":private]=> array(1) { [0]=> array(2) { ["obj"]=> enum(WeekDay::Tuesday) ["inf"]=> object(Foo)#9 (0) { } } } } unsetting the ENUM Dumping the SPLOBJECTSTORAGE with an ENUM object(SplObjectStorage)#8 (1) { ["storage":"SplObjectStorage":private]=> array(1) { [0]=> array(2) { ["obj"]=> enum(WeekDay::Tuesday) ["inf"]=> object(Foo)#9 (0) { } } } } IT'STILL THERE ! == SPLOBJECTSTORAGE WITH OBJECT == Dumping the SPLOBJECTSTORAGE with an OBJECT object(SplObjectStorage)#11 (1) { ["storage":"SplObjectStorage":private]=> array(1) { [0]=> array(2) { ["obj"]=> object(Bar)#8 (0) { } ["inf"]=> object(Bar)#9 (0) { } } } } unsetting the OBJECT Dumping the SPLOBJECTSTORAGE with an OBJECT object(SplObjectStorage)#11 (1) { ["storage":"SplObjectStorage":private]=> array(1) { [0]=> array(2) { ["obj"]=> object(Bar)#8 (0) { } ["inf"]=> object(Bar)#9 (0) { } } } } IT'STILL THERE !
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.3.28: /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28)
Process exited with code 1.

preferences:dark modelive previewkey bindings