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<?php class x { public function __set($name, $value) { if ($value == 'mooo') $this->doSomethingPotentiallySetty(); var_dump(property_exists($this, $name)); } public function doSomethingPotentiallySetty() { $this->test = 123; } } $x = new x(); $x->doSomethingPotentiallySetty(); var_dump($x); $x->test = 'mooo'; var_dump($x);
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bool(false) object(x)#1 (0) { } Deprecated: Creation of dynamic property x::$test is deprecated in /in/NCgaU on line 15 bool(true) object(x)#1 (1) { ["test"]=> int(123) }
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.29 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
bool(false) object(x)#1 (0) { } bool(true) object(x)#1 (1) { ["test"]=> int(123) }
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function property_exists() in /in/NCgaU on line 10
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/NCgaU on line 5
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/NCgaU on line 5
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/NCgaU on line 5
Process exited with code 255.
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