HTML Input values hold strings. For example: This holds the string "yes". <input type="checkbox" name="checkThis" value="yes"> However for checkboxes

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文章浏览阅读1w次，点赞2次，收藏2次。input type="file" accept=".jpg,.png,.bmp,.jpeg,.psd" input type="file" accept="image/*" / 在上传文件的时候，需要限制指定的文件类型。accept表示可以上传文件类型，image表示图片，*表示所有支持的格式。accept可以指定如下信息：..._accept=".jpg, .jpeg, .png