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<?php // Testing Globals $GLOBALS['A'] = 'B'; $arrayCopyGlobalsVar = $GLOBALS; $arrayCopyGlobalsVar['A'] = 'C'; var_dump([ '$GLOBALS' => $GLOBALS['A'], '$arrayCopyGlobalsVar' => $arrayCopyGlobalsVar['A'], ]); $GLOBALS['A'] = 'B'; $nonReferencedGlobalsVar = new ArrayObject($GLOBALS); $nonReferencedGlobalsVar = $nonReferencedGlobalsVar->getArrayCopy(); $nonReferencedGlobalsVar['A'] = 'D'; var_dump([ '$GLOBALS' => $GLOBALS['A'], '$nonReferencedGlobalsVar' => $nonReferencedGlobalsVar['A'] ]);
Output for 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
array(2) { ["$GLOBALS"]=> string(1) "B" ["$arrayCopyGlobalsVar"]=> string(1) "C" } array(2) { ["$GLOBALS"]=> string(1) "B" ["$nonReferencedGlobalsVar"]=> string(1) "D" }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
array(2) { ["$GLOBALS"]=> string(1) "C" ["$arrayCopyGlobalsVar"]=> string(1) "C" } array(2) { ["$GLOBALS"]=> string(1) "B" ["$nonReferencedGlobalsVar"]=> string(1) "D" }
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
Parse error: syntax error, unexpected '[', expecting ')' in /in/VkDgZ on line 9
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/VkDgZ on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/VkDgZ on line 9
Process exited with code 255.

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