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Different types of variables in java

Type variable java

public class A  
{  
    static int m=100;//static variable  
    void method()  
    {    
        int n=90;//local variable    
    }  
    public static void main(String args[])  
    {  
        int data=50;//instance variable    
    }  
}//end of class

Different types of variables in java

// String - stores text, such as "Hello". String values are surrounded by double quotes
String str = "Hello";
// int - stores integers (whole numbers), without decimals, such as 123 or -123
int nbr = 0;
// float - stores floating point numbers, with decimals, such as 19.99 or -19.99
float pie = 3.141592;
// char - stores single characters, such as 'a' or 'B'. Char values are surrounded by single quotes
char letter = "A";
// boolean - stores values with two states: true or false
boolean checker = true;

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