From Java to C#: A Developer's Guide

Appendix B. Comparing Java and C# keywords

Table B.1 shows the closest matching C# equivalents to the 49 Java keywords.

Table B.1. C# equivalents to Java keywords

Java keyword	Closest C# equivalent	Comments
abstract	abstract
assert [3]	-	Use the Debug.Assert static method in C# instead
boolean	bool
break	break
byte	sbyte	An sbyte is a signed 8-bit numeric simple type, while byte is an unsigned 8-bit numeric simple type in C# – Java's primitive types are all signed
case	case
catch	catch
char	char
class	class
const*	const	This keyword is reserved in Java, but not used – in C#, const is used to declare a constant
continue	continue
default	default
do	do
double	double
else	else
extends	-	In C#, : is used to denote class inheritance instead of using the extends keyword
native