@ 2014-09-08T17:06:55Z <?php
namespace bar;
$a = FOO; // produces notice - undefined constants "FOO" assumed "FOO";
//$a = \FOO; // fatal error, undefined namespace constant FOO
//$a = Bar\FOO; // fatal error, undefined namespace constant bar\Bar\FOO
//$a = \Bar\FOO; // fatal error, undefined namespace constant Bar\FOO
echo $a;
?>
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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: Uncaught Error: Undefined constant "bar\FOO" in /in/ahMRJ:3
Stack trace:
#0 {main}
thrown in /in/ahMRJ on line 3
Process exited with code 255 . Output for 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 Warning: Use of undefined constant FOO - assumed 'FOO' (this will throw an Error in a future version of PHP) in /in/ahMRJ on line 3
FOO Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 Notice: Use of undefined constant FOO - assumed 'FOO' in /in/ahMRJ on line 3
FOO Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Parse error: syntax error, unexpected T_STRING in /in/ahMRJ on line 2
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected T_STRING in /in/ahMRJ on line 2
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/ahMRJ on line 2
Process exited with code 255 . preferences:dark mode live preview
215.87 ms | 401 KiB | 342 Q