freeCodeCamp/guide/arabic/csharp/linq/first/index.md

title	localeTitle
First	أول

أول

إرجاع العنصر الأول الذي يفي بشرط معين اختياري. في حالة عدم العثور على أي عنصر ، يتم عرض InvalidOperationException ،

التوقيع

Enumerable.First<TSource>(IEnumerable<TSource>, Func<TSource, Boolean>)

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 firstFruit = fruits.First(); // Orange

var firstYellowFruit = fruits.First(f => f.Color == "Yellow"); // Pineapple `