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<?php trait Chicken { public function x() { echo "x"; } } trait Turkey { public function x() { Chicken::x(); } } class Duck { use Chicken; use Turkey; } $duck = new Duck(); $duck->x();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Trait method Turkey::x has not been applied as Duck::x, because of collision with Chicken::x in /in/LasAm on line 19
Process exited with code 255.
Output for 7.0.0 - 7.0.32, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Trait method x has not been applied, because there are collisions with other trait methods on Duck in /in/LasAm on line 19
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Fatal error: Trait method x has not been applied, because there are collisions with other trait methods on Duck in /in/LasAm on line 24
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/LasAm on line 3
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/LasAm on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/LasAm on line 3
Process exited with code 255.

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