C# Enumerable ToArray
Description
Creates an
array from a IEnumerable
Syntax
public static TSource[] ToArray<TSource>(
this IEnumerable<TSource> source
)
Parameters
TSource- The type of the elements of source.source- An IEnumerableto create an array from.
Example
The following code example demonstrates how to use ToArray to force immediate query evaluation and return an array of results.
/*from www . ja va 2 s . com*/
using System;
using System.Linq;
using System.Collections.Generic;
public class MainClass{
public static void Main(){
List<Package> packages =
new List<Package>
{ new Package { Company = "A", Weight = 25.2 },
new Package { Company = "B", Weight = 18.7 },
new Package { Company = "C", Weight = 6.0 },
new Package { Company = "D", Weight = 33.8 } };
string[] companies = packages.Select(pkg => pkg.Company).ToArray();
foreach (string company in companies)
{
Console.WriteLine(company);
}
}
}
class Package{
public string Company { get; set; }
public double Weight { get; set; }
}
The code above generates the following result.
