Integer Data Types in Java: memory and length : Integer Data Type « Data Type « Java Tutorial

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Java Tutorial » Data Type » Integer Data Type 
2. 3. 1. Integer Data Types in Java: memory and length
  1. There are four types of integer data variables.
  2. They can store both negative and positive values.
Data TypeValueMemory
byte-128 -- +127occupy 1 byte (8 bits) in memory
short-32768 -- 32767occupy 2 bytes (16 bits) in memory
int-2147483648 -- 2147483647occupy 4 bytes (32 bits) in memory
long-9223372036854775808 -- 9223372036854775807occupy 8 bytes (64 bits) in memory


2. 3. Integer Data Type
2. 3. 1. Integer Data Types in Java: memory and length
2. 3. 2. Integer Calculations
2. 3. 3. Binary and Decimal value table
2. 3. 4. Hexadecimal Numbers and its corresponding Decimal and binary value
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