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<?php class A { protected static $a = 5; public function foo() { $f = function() { var_dump(__CLASS__); var_dump(get_called_class()); var_dump($this); var_dump(self); var_dump(static::$a); }; $f(); } } $a = new A; $a->foo();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(1) "A" string(1) "A" object(A)#1 (0) { } Fatal error: Uncaught Error: Undefined constant "self" in /in/QbvUK:9 Stack trace: #0 /in/QbvUK(13): A->{closure}() #1 /in/QbvUK(18): A->foo() #2 {main} thrown in /in/QbvUK on line 9
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 string(1) "A" string(1) "A" object(A)#1 (0) { } Fatal error: Uncaught Error: Undefined constant "self" in /in/QbvUK:9 Stack trace: #0 /in/QbvUK(13): A->{closure}() #1 /in/QbvUK(18): A->foo() #2 {main} thrown in /in/QbvUK on line 9
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
string(1) "A" string(1) "A" object(A)#1 (0) { } Warning: Use of undefined constant self - assumed 'self' (this will throw an Error in a future version of PHP) in /in/QbvUK on line 9 string(4) "self" int(5)
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
string(1) "A" string(1) "A" object(A)#1 (0) { } Notice: Use of undefined constant self - assumed 'self' in /in/QbvUK on line 9 string(4) "self" int(5)
Output for 5.3.0 - 5.3.29
string(1) "A" Warning: get_called_class() called from outside a class in /in/QbvUK on line 7 bool(false) Notice: Undefined variable: this in /in/QbvUK on line 8 NULL Notice: Use of undefined constant self - assumed 'self' in /in/QbvUK on line 9 string(4) "self" Fatal error: Cannot access static:: when no class scope is active in /in/QbvUK on line 10
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/QbvUK on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/QbvUK on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/QbvUK on line 3
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
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/QbvUK on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/QbvUK on line 3
Process exited with code 255.

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