25th November 2019

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What is an int variable?

Integer Number Variables. The first type of variable we need to know about is of class type int - short for integer. An int variable can store a value in the range -32768 to +32767. You can think of it as a largish positive or negative whole number: no fractional part is allowed.

In this way, what is an int?

Int, short for "integer," is a fundamental variable type built into the compiler and used to define numeric variables holding whole numbers. Other data types include float and double. C, C++, C# and many other programming languages recognize int as a data type.

What is the difference between int and integer?

The following are the differences: - Integer is a wrapper class, where as int is a primitive data type. - Integer can be used as an argument to a method which requires an object, where as int can be used as an argument to a method which requires an integer value, that can be used for arithmetic expression.

How big is an int in Java?

Numeric
TypeSizeRange
byte8 bits-128 .. 127
short16 bits-32,768 .. 32,767
int32 bits-2,147,483,648 .. 2,147,483,647
long64 bits-9,223,372,036,854,775,808 .. 9,223,372,036,854,775,807
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