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run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() { return 'bar'; } } $services = []; function foo() { global $services; return $services['foo'] = new Foo(); } // $services['foo'] = new Foo(); echo (isset($services['foo']) ? $services['foo'] : foo())->bar();
Output for 7.1.0 - 7.1.24, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
bar
Output for 5.6.38
Parse error: syntax error, unexpected '->' (T_OBJECT_OPERATOR), expecting ',' or ';' in /in/rspdo on line 17
Process exited with code 255.

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