Convert an IEnumerable to a List in C#
This article will introduce a method to convert an IEnumerable to a list in C#.
- Use the
ToList()method
Use the ToList() Method to Convert an IEnumerable to a List in C#
In C#, we can use the ToList() method of Linq class to convert an IEnumerable to a list. The correct syntax to use this method is as follows
Enumerable.ToList(source);
The method ToList() has one parameter only. The detail of its parameter is as follows.
| Parameters | Description | |
|---|---|---|
source |
mandatory | This is the IEnumerable that we want to convert to a list. |
This function returns a list representing the elements of the given IEnumerable.
The program below shows how we can use ToList() method to convert an IEnumerable to a list.
using System;
using System.Collections.Generic;
using System.Linq;
class StringToByteArray {
static void Main(string[] args) {
IEnumerable < int > enumerable = Enumerable.Range(1, 50);
List < int > mylist = enumerable.ToList();
Console.WriteLine("The List is:");
foreach(int length in mylist) {
Console.WriteLine(length);
}
}
}
Output:
The List is:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
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42
43
44
45
46
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48
49
50
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