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83 lines
1.3 KiB
83 lines
1.3 KiB
--TEST--
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Test ?? operator
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--SKIPIF--
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<?php die("skip");?>
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--FILE--
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<?php
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function foobar() {
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echo "called\n";
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return ['a'];
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}
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function main() {
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$var = 7;
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$var2 = NULL;
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$obj = new StdClass;
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$obj->boo = 7;
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$arr = [
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2 => 7,
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"foo" => "bar",
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"foobar" => NULL,
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"qux" => $obj,
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"bing" => [
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"bang"
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]
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];
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var_dump($nonexistent_variable ?? 3);
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echo PHP_EOL;
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var_dump($var ?? 3);
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var_dump($var2 ?? 3);
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echo PHP_EOL;
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var_dump($obj->boo ?? 3);
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var_dump($obj->bing ?? 3);
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var_dump($arr["qux"]->boo ?? 3);
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var_dump($arr["qux"]->bing ?? 3);
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echo PHP_EOL;
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var_dump($arr[2] ?? 3);
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var_dump($arr["foo"] ?? 3);
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var_dump($arr["foobar"] ?? 3);
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var_dump($arr["qux"] ?? 3);
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var_dump($arr["bing"][0] ?? 3);
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var_dump($arr["bing"][1] ?? 3);
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echo PHP_EOL;
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var_dump(foobar()[0] ?? false);
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echo PHP_EOL;
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function f($x)
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{
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printf("%s(%d)\n", __FUNCTION__, $x);
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return $x;
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}
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$a = f(null) ?? f(1) ?? f(2);
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}
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?>
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--EXPECTF--
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int(3)
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int(7)
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int(3)
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int(7)
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int(3)
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int(7)
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int(3)
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int(7)
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string(3) "bar"
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int(3)
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object(stdClass)#%d (%d) {
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["boo"]=>
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int(7)
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}
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string(4) "bang"
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int(3)
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called
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string(1) "a"
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f(0)
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f(1)
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