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<?php class A { public static function b ($id) { static $mandateCache = array(); if (array_key_exists($id, $mandateCache)) { $mandate = $mandateCache[$id]; } else { print 'Fetching id ' . $id . "\n"; $mandateCache[$id] = $mandate; } } } A::b(1); A::b(1); A::b(2); A::b(1); A::b(2); A::b(1);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fetching id 1 Warning: Undefined variable $mandate in /in/DQVFP on line 10 Fetching id 2 Warning: Undefined variable $mandate in /in/DQVFP on line 10
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Fetching id 1 Notice: Undefined variable: mandate in /in/DQVFP on line 10 Fetching id 2 Notice: Undefined variable: mandate in /in/DQVFP on line 10
Output for 7.3.32 - 7.3.33
Fetching id 1 Fetching id 2
Output for 5.0.0 - 5.0.3
Fetching id 1 Notice: Undefined variable: mandate in /in/DQVFP on line 10 Fetching id 2 Notice: Undefined variable: mandate in /in/DQVFP on line 10
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/DQVFP on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/DQVFP on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/DQVFP on line 3
Process exited with code 255.
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310.59 ms | 401 KiB | 461 Q