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<?php class namedClass{ protected $prop; public function __construct($value){ $this->prop = $value; } public function returnProperty($propName){ if( !empty($this->$propName) ){ return $this->$prop; }else{ return null; } } } $standardObject = new namedCLass('The named class'); echo $standardObject->returnProperty('prop')."\n"; class namedExtension extends namedClass{ public function returnProperty($propName){ if( !empty($this->$propName) ){ return $this->$prop.' from standard extenstion'; }else{ return null; } } } $extObject = new namedExtension('The named extension'); echo $extObject->returnProperty('prop')."\n"; $anonObj = new class('The anonymous class') extends namedClass{ public function returnProperty($propName){ if( !empty($this->$propName) ){ return $this->$prop.' from anonymous class'; }else{ return null; } } }; echo $newObj->returnProperty();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: Undefined variable $prop in /in/YXMYd on line 16 Warning: Undefined property: namedClass::$ in /in/YXMYd on line 16 Warning: Undefined variable $prop in /in/YXMYd on line 38 Warning: Undefined property: namedExtension::$ in /in/YXMYd on line 38 from standard extenstion Warning: Undefined variable $newObj in /in/YXMYd on line 72 Fatal error: Uncaught Error: Call to a member function returnProperty() on null in /in/YXMYd:72 Stack trace: #0 {main} thrown in /in/YXMYd on line 72
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 Warning: Undefined variable $prop in /in/YXMYd on line 16 Warning: Undefined property: namedClass::$ in /in/YXMYd on line 16 Warning: Undefined variable $prop in /in/YXMYd on line 38 Warning: Undefined property: namedExtension::$ in /in/YXMYd on line 38 from standard extenstion Warning: Undefined variable $newObj in /in/YXMYd on line 72 Fatal error: Uncaught Error: Call to a member function returnProperty() on null in /in/YXMYd:72 Stack trace: #0 {main} thrown in /in/YXMYd on line 72
Process exited with code 255.
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: prop in /in/YXMYd on line 16 Notice: Undefined property: namedClass::$ in /in/YXMYd on line 16 Notice: Undefined variable: prop in /in/YXMYd on line 38 Notice: Undefined property: namedExtension::$ in /in/YXMYd on line 38 from standard extenstion Notice: Undefined variable: newObj in /in/YXMYd on line 72 Fatal error: Uncaught Error: Call to a member function returnProperty() on null in /in/YXMYd:72 Stack trace: #0 {main} thrown in /in/YXMYd on line 72
Process exited with code 255.
Output for 7.3.32 - 7.3.33
from standard extenstion Fatal error: Uncaught Error: Call to a member function returnProperty() on null in /in/YXMYd:72 Stack trace: #0 {main} thrown in /in/YXMYd on line 72
Process exited with code 255.
Output for 7.0.0 - 7.0.33
Notice: Undefined variable: prop in /in/YXMYd on line 16 Fatal error: Uncaught Error: Cannot access empty property in /in/YXMYd:16 Stack trace: #0 /in/YXMYd(30): namedClass->returnProperty('prop') #1 {main} thrown in /in/YXMYd on line 16
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/YXMYd on line 54
Process exited with code 255.
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