<p>限制只能选择图片<input type="file" accept="image/*"></p><br> <p>限制只能选择视频<input type="file" accept="video/*"></p><br> <p>限制只能选择音频<input type="file" accept="audio/*"></p><br> <p>直接打开摄像头拍照<input type="file" accept="image/*" capture="camera"></p><br> <p>直接打开摄像头录像<input type="file" accept="video/*" capture="camera"></p>