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run code in 300+ PHP versions simultaneously
<?php // Example 1 -- Unpacking the array to do work on it array_map(function ($x) { $first_name = $x[0]; $last_name = $x[1]; // Do important work here with first_name and last_name... // But $first_name and $last_name are scoped to this function // See the second example for how we'd inject an anonymous function to operate with $first_name and $last_name }, [ ['John', 'Galt'], ['Howard', 'Roark'], ]); // Example 2 -- Separation of input setup and behavior $behavior = function ($first_name, $last_name) { var_dump('Doing hard work!', $first_name, $last_name); }; array_map(function ($x) use ($behavior) { $first_name = $x[0]; $last_name = $x[1]; // $behavior is invoked using our unpacked arguments $behavior($first_name, $last_name); }, [ ['John', 'Galt'], ['Howard', 'Roark'], ]);
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
string(16) "Doing hard work!" string(4) "John" string(4) "Galt" string(16) "Doing hard work!" string(6) "Howard" string(5) "Roark"
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 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/F5Y6t on line 12
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 T_FUNCTION, expecting ')' in /in/F5Y6t 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 T_FUNCTION, expecting ')' in /in/F5Y6t on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/F5Y6t on line 4
Process exited with code 255.
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