3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace foo { const BAZ = 42; const AAZ = 24; function bar() { return 'foo.bar'; } function aar() { return 'foo.bar2'; } } namespace { use function foo\bar as foo_bar, foo\aar as foo_bar2; use const foo\BAZ as FOO_BAZ, foo\aar as FOO_BAZ2; var_dump(foo_bar()); var_dump(FOO_BAZ); var_dump(foo_bar2()); var_dump(FOO_BAZ2); }
based on 9qICO
Output for 7.0.0 - 7.1.0
string(7) "foo.bar" int(42) string(8) "foo.bar2" Fatal error: Uncaught Error: Undefined constant 'foo\aar' in /in/R1r7L:19 Stack trace: #0 {main} thrown in /in/R1r7L on line 19
Process exited with code 255.
Output for 5.6.8 - 5.6.28
string(7) "foo.bar" int(42) string(8) "foo.bar2" Notice: Use of undefined constant aar - assumed 'aar' in /in/R1r7L on line 19 string(3) "aar"
Output for 5.4.0 - 5.5.35
Parse error: syntax error, unexpected 'function' (T_FUNCTION), expecting identifier (T_STRING) or \\ (T_NS_SEPARATOR) in /in/R1r7L on line 13
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_FUNCTION, expecting T_STRING or T_NS_SEPARATOR in /in/R1r7L on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/R1r7L on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/R1r7L on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/R1r7L on line 2
Process exited with code 255.