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run code in 300+ PHP versions simultaneously
<?php $closure1 = function(integer $param1) { return $param1 * 2; }; $closure2 = function(string $param1) { return mb_strlen($param1); }; foreach (['preg_replace', $closure1, $closure2] as &$func) { $reflection = new ReflectionFunction($func); if (version_compare(PHP_VERSION, '7.0.0') >= 0) { echo $reflection->getReturnType()." "; } echo $reflection->getName()." ["; foreach($reflection->getParameters() as &$param) { if ((version_compare(PHP_VERSION, '7.0.0') >= 0) and $param->hasType()) { echo $param->getType().($param->allowsNull() ? '|null' : '')." "; } echo ($param->isOptional() ? '[' : '').$param->getName().($param->isOptional() ? ']' : ''); echo "; "; } echo "]"; echo "\n\n\n"; } ?>
Output for 8.4.1 - 8.4.14, 8.5.0
Warning: "integer" will be interpreted as a class name. Did you mean "int"? Write "\integer" to suppress this warning in /in/49s1p on line 2 array|string|null preg_replace [array|string pattern; array|string replacement; array|string subject; int [limit]; [count]; ] {closure:/in/49s1p:2} [integer param1; ] {closure:/in/49s1p:6} [string param1; ]
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28
Warning: "integer" will be interpreted as a class name. Did you mean "int"? Write "\integer" to suppress this warning in /in/49s1p on line 2 array|string|null preg_replace [array|string pattern; array|string replacement; array|string subject; int [limit]; [count]; ] {closure} [integer param1; ] {closure} [string param1; ]
Output for 7.4.0 - 7.4.33
preg_replace [regex; replace; subject; [limit]; [count]; ] {closure} [ Deprecated: Function ReflectionType::__toString() is deprecated in /in/49s1p on line 18 integer param1; ] {closure} [ Deprecated: Function ReflectionType::__toString() is deprecated in /in/49s1p on line 18 string param1; ]
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33
preg_replace [regex; replace; subject; [limit]; [count]; ] {closure} [integer param1; ] {closure} [string param1; ]
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153.77 ms | 413 KiB | 5 Q