32 lines
1.0 KiB
Markdown
32 lines
1.0 KiB
Markdown
---
|
|
title: All
|
|
localeTitle: Todas
|
|
---
|
|
# Todas
|
|
|
|
Devuelve verdadero si todos los elementos de la colección coinciden con el predicado.
|
|
|
|
### Firma
|
|
|
|
```csharp
|
|
public static bool All<TSource>(this IEnumerable<TSource> source, Func<TSource, bool> predicate);
|
|
```
|
|
|
|
## Ejemplo
|
|
|
|
```csharp
|
|
var fruits = new List<Fruit>() {
|
|
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 }
|
|
};
|
|
|
|
// All Fruit have a quantity greater than 0.
|
|
var allFruitsHaveAQuantity = fruits.All(f => f.Quantity > 0); // true
|
|
// All Fruit have the Color Yellow
|
|
var allYellow = fruits.All(f => f.Color == "Yellow"); // false
|
|
|
|
``` |