- Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
- string(2) """" string(1) "0" string(8) ""\u0000"" string(4) "null" string(5) "false" string(2) "[]"
<?php
var_dump(json_encode(''));
var_dump(json_encode(0));
var_dump(json_encode("\0"));
var_dump(json_encode(null));
var_dump(json_encode(false));
var_dump(json_encode([]));