3v4l.org

run code in 300+ PHP versions simultaneously
<?php $provider = [ 'class Foo { const FOO = +"42"; }; var_dump(Foo::FOO);', // int 42 'const FOO = +"42"; var_dump(FOO);', // int 42 'const FOO = (int)"42"; var_dump(FOO);', // fatal error 'class Foo { const FOO = (int)"42"; }; var_dump(Foo::FOO);', // fatal error ]; foreach ($provider as $code) { echo $code . "\n"; eval($code); echo "\n"; }
Output for 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 - 8.3.4, 8.3.6 - 8.3.25, 8.4.1 - 8.4.12
class Foo { const FOO = +"42"; }; var_dump(Foo::FOO); int(42) const FOO = +"42"; var_dump(FOO); int(42) const FOO = (int)"42"; var_dump(FOO); Fatal error: Constant expression contains invalid operations in /in/Guplu(12) : eval()'d code on line 1
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 class Foo { const FOO = +"42"; }; var_dump(Foo::FOO); int(42) const FOO = +"42"; var_dump(FOO); int(42) const FOO = (int)"42"; var_dump(FOO); Fatal error: Constant expression contains invalid operations in /in/Guplu(12) : eval()'d code on line 1
Process exited with code 255.
preferences:
135.06 ms | 408 KiB | 5 Q