How to check all of items in Android I want develop test application and for this I want use this API : https://www.themealdb.com/api/json/v1/1/lookup.php?i=52772 In this API for show some info use many field, such as strIngredient1,strIngredient2,strIngredient3 and more to strIngredient15. I want first check each of this items, and when not empty. then show this. There are 15 items and I don't want check each of items! I want...