Limits of Data types in Java | Core Java Tutorials

This Core Java Tutorials  “Limits of Datatypes” post represents how to store data inside memory and what are the minimum and maximum values of data types.


Limits :

  • Every data type is having size and it is represented in bytes.
  • One byte equals to 8 bits.
  • Following diagram represents what are the minimum and maximum values can be stored into each data type depends on their size.

Byte data type Limits


  • The following table describes limits of each data type.
  • Integer data type divided into 4 sub types.
  • Depends on the data requirement, we use an integer type.
  • Boolean data type doesn’t have size. It stores either true or false.
  • true or false are keywords in java.

Minimum and Maximum limits

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