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<?php $string = 'abcdef'; var_dump($string[0]); // a var_dump($string{3}); // d
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Array and string offset access syntax with curly braces is no longer supported in /in/f4F5R on line 4
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Deprecated: Array and string offset access syntax with curly braces is deprecated in /in/f4F5R on line 4 string(1) "a" string(1) "d"
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
string(1) "a" string(1) "d"
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/f4F5R on line 4
Process exited with code 255.

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