There are many differences and similarities between Java and C#. A list of top differences between Java and C# are given below:
| No. | Java | C# |
|---|---|---|
| 1) | Java is a high level, robust, secured and object-oriented programming language developed by Oracle. | C# is an object-oriented programming language developed by Microsoft that runs on .Net Framework. |
| 2) | Java programming language is designed to be run on a Java platform, by the help of Java Runtime Environment (JRE). | C# programming language is designed to be run on the Common Language Runtime (CLR). |
| 3) | Java type safety is safe. | C# type safety is unsafe. |
| 4) | In java, built-in data types that are passed by value are called primitive types. | In C#, built-in data types that are passed by value are called simple types. |
| 5) | Arrays in Java are direct specialization of Object. | Arrays in C# are specialization of System. |
| 6) | Java does not support conditional compilation. | C# supports conditional compilation using preprocessor directives. |
| 7) | Java doesn't support goto statement. | C# supports goto statement. |
| 8) | Java doesn't support structures and unions. | C# supports structures and unions. |
| 9) | Java supports checked exception and unchecked exception. | C# supports unchecked exception. |
