Definition: An expression is a statement that has a value. In C, C++ and C# . An expression is always inside brackets like these examples.
( y > 4) ( x== 8 and (c=='U') ( c = 1)
The last example isn't a mistake. It is an assignment statement, setting c to 1. The value of this statement is 1.
Glossary:A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Examples:Don't forget that expressions must always be inside brackets.