How to parse a non-associative JSON array in PHP?

Question

PHP

$data = '["soderjymoe"]';
$data_j = json_decode($data, true);
echo $data_j[0];

json_last_error writes a syntax error.
Tried with JSON_FORCE_OBJECT, doesn't help either.

Answer 1

https://ideone.com/fu7mlN

Answer 2

json_last_error writes a syntax error.
well that means the json is invalid...

Answer 3

$data = '["soderjymoe"]';
$data_j = json_decode($data);
echo $data_j[0];