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);
Warning: Constant FOO already defined, this will be an error in PHP 9 in /in/Guplu(12) : eval()'d code on line 1
int(42)
class Foo { const FOO = (int)"42"; }; var_dump(Foo::FOO);
Fatal error: Cannot redeclare class Foo (previously declared in /in/Guplu(12) : eval()'d code:1) in /in/Guplu(12) : eval()'d code on line 1
Stack trace:
#0 /in/Guplu(12): eval()
#1 {main}
Process exited with code 255.
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.
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.