3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A {} class B { public function __construct( public A $a = new A() ) { } } var_dump(new B);
Output for 8.1.0 - 8.1.33, 8.2.21 - 8.2.29, 8.3.5 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
object(B)#1 (1) { ["a"]=> object(A)#2 (0) { } }
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 8.0.1 - 8.0.21
Fatal error: Constant expression contains invalid operations in /in/W4DSG on line 4
Process exited with code 255.
Output for 7.4.0 - 7.4.30
Parse error: syntax error, unexpected 'public' (T_PUBLIC), expecting variable (T_VARIABLE) in /in/W4DSG on line 5
Process exited with code 255.
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