<?php // your code goes here $a = (object) [0 => 'aaa']; $b = new stdClass; $b->{0} = 'aaa';
Standard input is empty
object(stdClass)#1 (1) {
[0]=>
string(3) "aaa"
}
NULL
object(stdClass)#2 (1) {
["0"]=>
string(3) "aaa"
}
string(3) "aaa"
PHP Notice: Undefined property: stdClass::$0 in /home/qNctPB/prog.php on line 5