<?php $cars = ['Ford', 'Toyota', 'Tesla']; $cars []= 'Mersedes'; $score = ['Ivan' => 100, 'Petr' => 400]; $score ['Vasiliy'] = 900;
Standard input is empty
array(4) { [0]=> string(4) "Ford" [1]=> string(6) "Toyota" [2]=> string(5) "Tesla" [3]=> string(8) "Mersedes" } array(3) { ["Ivan"]=> int(100) ["Petr"]=> int(400) ["Vasiliy"]=> int(900) }