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<?php $a = ['drupal/core' => TRUE]; var_dump(json_encode($a)); var_dump(json_encode($a, JSON_UNESCAPED_SLASHES)); var_dump(json_decode(json_encode($a))); var_dump(json_decode(json_encode($a, JSON_UNESCAPED_SLASHES)));
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
string(21) "{"drupal\/core":true}" string(20) "{"drupal/core":true}" object(stdClass)#1 (1) { ["drupal/core"]=> bool(true) } object(stdClass)#1 (1) { ["drupal/core"]=> bool(true) }
preferences:
73.61 ms | 406 KiB | 5 Q