29 lines
1.0 KiB
Markdown
29 lines
1.0 KiB
Markdown
---
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title: All
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localeTitle: الكل
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---
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# الكل
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يرجع صحيحا إذا كانت جميع العناصر في المجموعة تطابق المسند.
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### التوقيع
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`public static bool All<TSource>(this IEnumerable<TSource> source, Func<TSource, bool> predicate);
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`
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## مثال
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`var fruits = new List<Fruit>() {
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new Fruit() { Id = 1, Name = "Orange", Color = "Orange", Quantity: 3 },
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new Fruit() { Id = 2, Name = "Strawberry", Color = "Red", Quantity: 12 },
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new Fruit() { Id = 3, Name = "Grape", Color = "Purple", Quantity: 25 },
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new Fruit() { Id = 4, Name = "Pineapple", Color = "Yellow", Quantity: 1 },
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new Fruit() { Id = 5, Name = "Apple", Color = "Red", Quantity: 5 },
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new Fruit() { Id = 6, Name = "Mango", Color = "Yellow", Quantity: 2 }
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};
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// All Fruit have a quantity greater than 0.
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var allFruitsHaveAQuantity = fruits.All(f => f.Quantity > 0); // true
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// All Fruit have the Color Yellow
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var allYellow = fruits.All(f => f.Color == "Yellow"); // false
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` |