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<?php trait T { protected $value = "T"; } class C { use T; protected $value = "C"; public function getC() { return $this->value; } } $c = new C(); echo $c->getC();
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: C and T define the same property ($value) in the composition of C. However, the definition differs and is considered incompatible. Class was composed in /in/lnFCM on line 8
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Fatal error: C and T define the same property ($value) in the composition of C. However, the definition differs and is considered incompatible. Class was composed in /in/lnFCM on line 18
Process exited with code 255.

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