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<?php trait EloquentValidatingTrait { // Some declarations skipped /** * Eloquent will call this on model boot */ public static function bootEloquentValidatingTrait() { // Calling Model::saving() and asking it to execute assertIsValid() before model is saved into database $savingCallable = [static::class, 'saving']; $validationCallable = [static::class, 'assertIsValid']; forward_static_call($savingCallable, $validationCallable); } } class MyClass { use EloquentValidatingTrait; static function saving() {} static function assertIsValid() {} } $myClass = new MyClass(); $myClass->bootEloquentValidatingTrait();

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