您可以从下面的 iTunes 应用搜索 api 中获取您的应用详细信息.
http://itunes.apple.com/lookup?bundleId=yourBundleID&country=appCountry

from the below itune app search api you can get your app details.
http://itunes.apple.com/lookup?bundleId=yourBundleID&country=appCountry

简单的在运行时从 url 下载文件并将数据读取为 json 字符串，现在在获得的结果中您可以从 key currentVersionReleaseDate

simple download the file from the url at runtime and read the data as json string, now in obtained result you can get your current version release date from key currentVersionReleaseDate