3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php trait FooTrait { protected $fooKey = 'trait'; } class Foo { use FooTrait; protected $fooKey = 'class'; }
Output for 7.0.0 - 7.1.0
Fatal error: Foo and FooTrait define the same property ($fooKey) in the composition of Foo. However, the definition differs and is considered incompatible. Class was composed in /in/NSvgk on line 7
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Fatal error: trait declaration of property 'fooKey' is incompatible with previous declaration in /in/NSvgk on line 7
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Foo and FooTrait define the same property ($fooKey) in the composition of Foo. However, the definition differs and is considered incompatible. Class was composed in /in/NSvgk on line 10
Process exited with code 255.
Output for 5.2.3 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/NSvgk on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected T_STRING in <b>/in/NSvgk</b> on line <b>3</b><br />
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
<br /> <b>Parse error</b>: parse error, unexpected T_STRING in <b>/in/NSvgk</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error in <b>/in/NSvgk</b> on line <b>3</b><br />
Process exited with code 255.