经查，西安开往广州的普速列车为K228次、K84次、K1298次、Z232次、Z266次、Z136次列车，无K731次列车。2月21日至3月2日节后返程高峰期间，以上车次列车硬座客座率为130%以下，均在正常范围内，各车次列车工作人员在各趟值乘中，均按规定开展了车厢内巡视和客运服务，未发现硬座下躺人的情况。
Hands-on: Motorola unveils Razr Fold, a book-style foldable phone
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Camera hardware is another differentiator. While the 17E, Air, and standard iPhone 17 all share a 48-megapixel main sensor, the iPhone 17 has a dedicated ultrawide camera, which also enables macro photography for close-up shots. The 17 and Air also offer an 18-megapixel front-facing camera — the 17E only has a 12-megapixel shooter — which could translate to sharper selfies and clearer video calls. The Pro and Pro Max models expand further with more advanced camera arrays, including the addition of dedicated telephoto cameras. Plus, all except the 17E include the Camera Control button, which is designed to help people quickly launch the camera and adjust various settings.
But mapv is a higher-order function. It receives alength as a generic IFn object and calls invoke() on it for every item. This means that: