3v4l.org

run code in 300+ PHP versions simultaneously
<?php $expected_array_got_string = 'test'; var_dump($expected_array_got_string['blah']); var_dump(isset($expected_array_got_string['blah'])); var_dump(isset($expected_array_got_string['jkjk'][0])); var_dump(isset($expected_array_got_string['jkjk'][0]['test'])); var_dump(isset($expected_array_got_string['jkjk']['test'][1])); var_dump(isset($expected_array_got_string['jkjk']['test'][0]));

preferences:
43.46 ms | 402 KiB | 5 Q