https://gcreddy.info/java-data-types/
What is Data Type?
Data Type is a classification of the type of data that a Variable or Constant or Method can hold in computer programming.
Data:
Character (char)- Y/7/*
Text (String) - India/India123/India123#$%
Number (Integer data types - byte, short, int, long)
Number with Decimal places (Relational Data types - float, double)
Logical data (boolean data type - boolean (true/false)
Date - Object
etc...
Data Types specify the different sizes and values that can be stored in the variable
Size of Data - 100/India/
Type of Data - Numeric, Alphabets, Alpha-numeric, Special characters
Range of Data - 180 to 365 days
The syntax for Declaring data types with variables
dataType varaibleName;
Or
dataType varaibleName=value;
Or
dataType varaible1Name, varaible2Name, varaible3Name;
Or
dataType varaible1Name=value, varaible2Name=value, varaible3Name=value;
Example:
int a;
a=100;
int b=200;
int c, d, e;
c=10; d=20; e=30;
int f=100, g=200, h=300;
System.out.println(a+b+c+d+e+f+g+h);
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Data Types in Java | Java Tutorial for Beginners | G C Reddy | | NatokHD