fillArray__Java-vs-CSharp

Speed comparison, Java vs. C# (DotNet Core), filling an array with 1 million integers.

Tests done on: Intel i7 2.9 GHz, Windows 10 64bit

Java: OpenJDK 15.0.1

C# v9.0 (.NET 5.0.100)

3 test runs with parameters: 1000002, 1000003, 1000004

fillArray.java

0.0051042s
0.0049314s
0.0058498s
AVERAGE: 5.3ms

growArrayList.java

0.0291516s
0.0306681s
0.0293959s
AVERAGE: 29.74ms

growLinkedList.java

0.1172112
0.1074784
0.1174478
AVERAGE: 114.0ms

fillArray.cs

3ms
4ms
3ms
AVERAGE: 3.3ms

growList.cs

6ms
7ms
6ms
AVERAGE: 6.3ms

growLinkedList.cs

71ms
70ms
71ms
AVERAGE: 70.7ms

There are much more collection types in C#, this one just as a bonus:

growHetArrayList.cs

83ms
74ms
68ms
AVERAGE: 75ms