Depois de ter arrumado tudo, colocado todos os namespace, require__once, quando faço a run, aparece esse erro:
PHP Warning: require_once(src/Modelo/Endereco.php): Failed to open stream: No such file or directory in C:\Users\User\Documents\php-primeiros-passos\banco.php on line 3 PHP Fatal error: Uncaught Error: Failed opening required 'src/Modelo/Endereco.php' (include_path='.;C:\php\pear') in C:\Users\User\Documents\php-primeiros-passos\banco.php:3 Stack trace:
#0 {main} thrown in C:\Users\User\Documents\php-primeiros-passos\banco.php on line 3
