iphone - How to insert and get the file in iOS device? -

iphone - How to insert and get the file in iOS device? -

i working ios development, possible insert file in device , file application. saw file-manager app in app-store , share files using bluetooth, itunes connect , wifi options. how this? please help me.

thanks in advance

i want upload doc or docx file , manage app.

iphone ios ipad file nsfilemanager