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<?php declare(strict_types=1); assert(str_contains('Ahoy World!', 'Ahoy') === true); assert(str_contains('Ahoy World!', 'Hello') === false); assert(str_starts_with('Ahoy World!', 'Ahoy') === true); assert(str_starts_with('AhoyWorld', 'Hello') === false); assert(str_ends_with('Ahoy World!', 'World!') === true); assert(str_ends_with('Ahoy World!', 'Ahoy') === false);
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