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<?php $name = 'Chess\\WebBundle\\Category\\Classname'; //$name = 'Classname'; var_dump(explode('\\', $name)); var_dump(array_slice(explode('\\', $name), -1));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 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 - 8.3.6
array(4) { [0]=> string(5) "Chess" [1]=> string(9) "WebBundle" [2]=> string(8) "Category" [3]=> string(9) "Classname" } array(1) { [0]=> string(9) "Classname" }

preferences:
190.34 ms | 406 KiB | 310 Q