本文整理匯總了C#中System.Linq.Enumerable.LongCount方法的典型用法代碼示例。如果您正苦於以下問題:C# Enumerable.LongCount方法的具體用法?C# Enumerable.LongCount怎麽用?C# Enumerable.LongCount使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。
在下文中一共展示了Enumerable.LongCount方法的2個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: LongCountEx2
class Pet
{
public string Name { get; set; }
public int Age { get; set; }
}
public static void LongCountEx2()
{
Pet[] pets = { new Pet { Name="Barley", Age=8 },
new Pet { Name="Boots", Age=4 },
new Pet { Name="Whiskers", Age=1 } };
const int Age = 3;
long count = pets.LongCount(pet => pet.Age > Age);
Console.WriteLine("There are {0} animals over age {1}.", count, Age);
}
輸出:
There are 2 animals over age 3.
示例2:
string[] fruits = { "apple", "banana", "mango",
"orange", "passionfruit", "grape" };
long count = fruits.LongCount();
Console.WriteLine("There are {0} fruits in the collection.", count);
輸出:
There are 6 fruits in the collection.