DATA TYPES

Data Types are used to specify the type of data that is used to store.

  • int                used to store integer value.
  • char             used to store characters and we use single quotations to specify character.
  • float             used to store the decimal values up to 6 decimals.
  • double         used to store the decimal values up to 8 decimals.
  • byte             used to store the byte code values.
  • short            used to store the short Integer values.
  • long             used to store the long Integer values.
Examples :-
  • int 
    • 106
    • 0
    • -635
  • char
    • 'q'
    • 'L'
    • '+'
    • '$'
  • float
    • 61.562f
    • -96.386245f
    • 5462.15f
  • double
    • 0.3215
    • 45.21
    • 78.96325874
  • byte
    • 127
    • -128
    • 65
  • short
    • 32767
    • -32768
  • long 
    • 45255625L
    • -54255542L

Comments

Post a Comment

Popular posts from this blog

Constructors in java

 Java Constructors Constructor is nothing but a method with a class name It doesn't return any values  We don't write any return type of the constructor It is used to initialise the values when the object is created In java there is constructor called default constructor it is automatically initialize when there is no constructor is assigned We can also give parameters in the constructor so at the time of initialize we can assign some value into the class. It is known as parametric construction If we create a any constructor in a class then the default constructor will not work so we need to write the default constructor also if we want to use them Ex: 1) Default constructor class Hello{ public int a=10; public int b=20; } class Hel{ public static void main (String []args){ Hello h=new Hello();// using default constructor  System.out.print(h.a+h.b);//1020 } 2) Constructor with no parameters   class Hello{ public Hello(){ System.out.print("Hello"); } } class Hel{ publi
Read more