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9bf119832d
RFC: https://wiki.php.net/rfc/nullsafe_operator Closes GH-5619. Co-authored-by: Nikita Popov <nikita.ppv@gmail.com>
107 lines
2.4 KiB
PHP
107 lines
2.4 KiB
PHP
--TEST--
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Test basic nullsafe method calls
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--FILE--
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<?php
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class Foo {
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function null() {
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var_dump('Foo::null()');
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return null;
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}
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function self() {
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var_dump('Foo::self()');
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return $this;
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}
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}
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var_dump(null?->bar());
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var_dump(null?->bar(var_dump('Not executed')));
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var_dump(null?->bar()->baz());
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var_dump(null?->bar()->baz(var_dump('Not executed')));
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var_dump(null?->bar()->baz);
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var_dump(null?->bar()::$baz);
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var_dump(null?->bar()::baz());
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$foo = new Foo();
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var_dump($foo->null()?->bar());
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var_dump($foo->null()?->bar(var_dump('Not executed')));
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var_dump($foo->null()?->bar()->baz());
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var_dump($foo->null()?->bar()->baz(var_dump('Not executed')));
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var_dump($foo->null()?->bar()->baz);
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var_dump($foo->null()?->bar()::$baz);
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var_dump($foo->null()?->bar()::baz());
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$foo = new Foo();
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar());
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar(var_dump('Not executed')));
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar()->baz());
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar()->baz(var_dump('Not executed')));
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar()->baz);
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar()::$baz);
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var_dump($foo?->self(var_dump('Executed'))->null()?->bar()::baz());
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var_dump($foo->self(null?->bar())->null());
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try {
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var_dump($foo?->self()[null?->bar()]);
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} catch (Throwable $e) {
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var_dump($e->getMessage());
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}
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?>
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--EXPECT--
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NULL
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NULL
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NULL
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NULL
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NULL
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NULL
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NULL
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(8) "Executed"
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::self()"
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string(11) "Foo::null()"
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NULL
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string(11) "Foo::self()"
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string(38) "Cannot use object of type Foo as array"
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