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RFC: https://wiki.php.net/rfc/nullsafe_operator Closes GH-5619. Co-authored-by: Nikita Popov <nikita.ppv@gmail.com>
24 lines
304 B
PHP
24 lines
304 B
PHP
--TEST--
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Test nullsafe in sub-chain of function argument
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--FILE--
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<?php
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function takes_ref(&$foo) {
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$foo = 'foo';
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}
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function &returns_ref($ref) {
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global $foo;
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return $foo;
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}
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global $foo;
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$null = null;
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takes_ref(returns_ref($null?->null()));
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var_dump($foo);
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?>
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--EXPECT--
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string(3) "foo"
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