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run code in 300+ PHP versions simultaneously
<?php class A { function a() { $f = static function() { return static::class; }; echo static::class, " vs ", $f(), PHP_EOL; } } class B extends A {} $b = new B; $b->a();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
B vs B
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; A has a deprecated constructor in /in/b6eqZ on line 3 B vs B B vs B
Output for 5.5.14 - 5.5.35, 5.6.0 - 5.6.28, 7.3.32 - 7.3.33, 7.4.26
B vs B B vs B
Output for 5.5.0 - 5.5.13
B vs A B vs A
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /in/b6eqZ on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_FUNCTION, expecting T_PAAMAYIM_NEKUDOTAYIM in /in/b6eqZ on line 5
Process exited with code 255.
Output for 5.2.3 - 5.2.17
Parse error: syntax error, unexpected T_STATIC in /in/b6eqZ on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected T_STATIC in <b>/in/b6eqZ</b> on line <b>5</b><br />
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
<br /> <b>Parse error</b>: parse error, unexpected T_STATIC in <b>/in/b6eqZ</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error in <b>/in/b6eqZ</b> on line <b>5</b><br />
Process exited with code 255.
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