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<?php declare(strict_types=1); $resource = fopen('php://stdin', 'r'); $values = [ 'int' => 5, 'string' => '5', 'float' => 5.0, 'bool' => true, 'array' => [5], 'object' => new stdClass(), 'null' => null, 'resource' => $resource, ]; foreach ($values as $v1) { foreach ($values as $v2) { var_dump($v1 <=> $v2); } }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
int(0) int(0) int(0) int(0) int(-1) Notice: Object of class stdClass could not be converted to int in /in/FVeq7 on line 17 int(1) int(1) int(0) int(0) int(0) int(0) int(0) int(-1) int(-1) int(1) int(0) int(0) int(0) int(0) int(0) int(-1) Notice: Object of class stdClass could not be converted to float in /in/FVeq7 on line 17 int(1) int(1) int(0) int(0) int(0) int(0) int(0) int(0) int(0) int(1) int(0) int(1) int(1) int(1) int(0) int(0) int(-1) int(1) int(1) Notice: Object of class stdClass could not be converted to int in /in/FVeq7 on line 17 int(-1) int(1) Notice: Object of class stdClass could not be converted to float in /in/FVeq7 on line 17 int(-1) int(0) int(1) int(0) int(1) int(1) int(-1) int(-1) int(-1) int(-1) int(-1) int(-1) int(0) int(-1) int(0) int(0) int(0) int(0) int(-1) int(-1) int(1) int(0)
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Warning: Unsupported declare 'strict_types' in /in/FVeq7 on line 1 Parse error: syntax error, unexpected '>' in /in/FVeq7 on line 17
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Warning: Unsupported declare 'strict_types' in /in/FVeq7 on line 1 Parse error: syntax error, unexpected '[' in /in/FVeq7 on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected '[' in /in/FVeq7 on line 4
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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/FVeq7 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/FVeq7 on line 4
Process exited with code 255.
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