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<?php var_dump((object) [1 => 'foo']); var_dump((object) ["foo" => '\0']);
based on nRYHU
Output for 7.2.0
object(stdClass)#1 (1) { ["1"]=> string(3) "foo" } object(stdClass)#1 (1) { ["foo"]=> string(2) "\0" }
Output for 5.4.9 - 7.1.10
object(stdClass)#1 (1) { [1]=> string(3) "foo" } object(stdClass)#1 (1) { ["foo"]=> string(2) "\0" }
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/NN6b1 on line 3
Process exited with code 255.