1016 B
| title | localeTitle |
|---|---|
| Select | تحديد |
تحديد
بيانات المشاريع من مجموعة البيانات.
التوقيع
Enumerable.Select<TSource, TResult> Method (IEnumerable<TSource>, Func<TSource, TResult>)
مثال
`var fruits = new List() { new Fruit() { Id = 1, Name = "Orange", Color = "Orange", Quantity = 3 }, new Fruit() { Id = 2, Name = "Strawberry", Color = "Red", Quantity = 12 }, new Fruit() { Id = 3, Name = "Grape", Color = "Purple", Quantity = 25 }, new Fruit() { Id = 4, Name = "Pineapple", Color = "Yellow", Quantity = 1 }, new Fruit() { Id = 5, Name = "Apple", Color = "Red", Quantity = 5 }, new Fruit() { Id = 6, Name = "Mango", Color = "Yellow", Quantity = 2 } };
var mangoQnt = fruits.Where(f => f.Name == "Mango").Select(f => f.Quantity).FirstOrDefault(); // 2
var grapeColor = fruits.Where(f => f.Name == "Grape").Select(f => f.Color).FirstOrDefault(); // Purple `