获取APP信息

NSDictionary* infoDict =[[NSBundlemainBundle] infoDictionary];

NSString* versionNum =[infoDict objectForKey:@"CFBundleVersion"];

NSString* appName =[infoDict objectForKey:@"CFBundleDisplayName"];

NSString* appName2 =[infoDict objectForKey:@"CFBundleName"];

if (![versionNum isEqual:@"1.01"]) {NSLog(@"%@需要升级",appName);}