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<?php class test { public $var = 1; public function test () { extract($this, EXTR_REFS); var_dump(get_defined_vars()); $var = 2; var_dump(get_defined_vars()); } } var_dump(new test);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
object(test)#1 (1) { ["var"]=> int(1) }
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; test has a deprecated constructor in /in/NsJPc on line 2 Warning: extract() expects parameter 1 to be array, object given in /in/NsJPc on line 6 array(0) { } array(1) { ["var"]=> int(2) } object(test)#1 (1) { ["var"]=> int(1) }
Output for 7.3.32 - 7.3.33
Warning: extract() expects parameter 1 to be array, object given in /in/NsJPc on line 6 array(0) { } array(1) { ["var"]=> int(2) } object(test)#1 (1) { ["var"]=> int(1) }
Output for 7.0.0 - 7.0.20
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; test has a deprecated constructor in /in/NsJPc on line 2 Warning: extract() expects parameter 1 to be array, object given in /in/NsJPc on line 6 array(1) { ["this"]=> object(test)#1 (1) { ["var"]=> int(1) } } array(2) { ["this"]=> object(test)#1 (1) { ["var"]=> int(1) } ["var"]=> int(2) } object(test)#1 (1) { ["var"]=> int(1) }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Warning: extract() expects parameter 1 to be array, object given in /in/NsJPc on line 6 array(1) { ["this"]=> object(test)#1 (1) { ["var"]=> int(1) } } array(2) { ["this"]=> object(test)#1 (1) { ["var"]=> int(1) } ["var"]=> int(2) } object(test)#1 (1) { ["var"]=> int(1) }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: extract(): First argument should be an array in /in/NsJPc on line 6 array(1) { ["this"]=> object(test)#1 (1) { ["var"]=> int(1) } } array(2) { ["this"]=> object(test)#1 (1) { ["var"]=> int(1) } ["var"]=> int(2) } object(test)#1 (1) { ["var"]=> int(1) }
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/NsJPc 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/NsJPc 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/NsJPc on line 3
Process exited with code 255.

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