The number 034111 is added to the array, why is 14409 displayed?

$info=array(034111);
echo $info[0];
?>

034111, 0034111, 00034111.... The final output is 14409. What is this converted into?

Reply content:

$info=array(034111);
echo $info[0];
?>

034111, 0034111, 00034111.... The final output is 14409. What is this converted into?

In PHP, numbers starting with 0 are calculated in octal. When octal 34111 is converted into decimal, it is 14409.

The number starting with 0 is octal, and the number starting with 0x is hexadecimal.
(34111)_8 = (14409)_10