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<?php // Create new stdClass with numeric attribute, stored as string. $bla = new stdClass; $bla->{"1012"} = "Value 1"; $bla->{1012} = "Value 2"; // Convert to array $bla = (array) $bla; if (!isset($bla[1012])) { // ISSET fails, because it is now "1012" instead of 1012 var_dump($bla); $bla[1012] = "Value 4"; } var_dump($bla); echo json_encode($bla);
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(1) { [1012]=> string(7) "Value 2" } {"1012":"Value 2"}
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33
array(1) { ["1012"]=> string(7) "Value 2" } array(2) { ["1012"]=> string(7) "Value 2" [1012]=> string(7) "Value 4" } {"1012":"Value 2","1012":"Value 4"}
preferences:
119.71 ms | 1956 KiB | 4 Q