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17 lines
250 B
PHP
17 lines
250 B
PHP
--TEST--
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Iterator::key() with by-ref return
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--FILE--
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<?php
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class Test extends ArrayIterator {
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#[ReturnTypeWillChange]
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function &key() {
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return $foo;
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}
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}
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foreach (new Test([0]) as $k => $v) {
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var_dump($k);
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}
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?>
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--EXPECT--
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NULL
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