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23 lines
517 B
23 lines
517 B
--TEST--
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array keys compared with range for list detection
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--FILE--
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<?php
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function is_non_empty_list_legacy(array $array): bool
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{
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return $array && array_keys($array) === range(0, count($array) - 1);
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}
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function main(): void
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{
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var_dump(is_non_empty_list_legacy(['x', 'y']));
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var_dump(is_non_empty_list_legacy([1 => 'x', 2 => 'y']));
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var_dump(is_non_empty_list_legacy(['0' => 'x', '1' => 'y']));
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var_dump(is_non_empty_list_legacy([]));
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}
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?>
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--EXPECT--
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bool(true)
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bool(false)
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bool(true)
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bool(false)
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