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<?php $x= array( 'a' => 'aaaaaa', 'b' => 'bbbbbb', 'c' => 'cccccc', 'arr' => array( 'a1' => 'aaa111', 'b2' => 'bbb222', ); ); array_walk_recursive( $x, function ( &$element, $key ) { if ( $key == 'a1' ) unset($element); } ); var_dump($x);
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.35
Parse error: syntax error, unexpected ';', expecting ')' in /in/OEi8U on line 10
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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected ';', expecting ')' in /in/OEi8U on line 10
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/OEi8U on line 10
Process exited with code 255.

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