JAVA

declare variables java

/* Depending on what variables you want to declare */
String hello = "hello"; //characters
short one = 12;//shorter integers
int two = 2000; //complete integer up too 32 bits
long number = 2000000; //complete integer up to 64 bits
float decimal = 1.512 //up to 7 decimal digits
double million = 1.387892847395 //up tp 16 decmial digits
Bool condition = true; // true or false
char a = "a"; // unicode character

java variable declaration

java decleration

float simpleInterest; //Declaring float variable

variables in java

class Variables {
    public static void main(String[] args) {
        String msg = "Hello World"; // Strings
        int number = 10; // Integers
        float decimal = 7.369f; // Make sure to end the decimal with an f.
        char letter = 'A'; // Characters
        boolean result = true; // Booleans
    }
}

what are variables in java

//variable is a container which holds the value//
//ex://
var characters = document.getElementbyID('character').value;
//above the variable is characters and value is character//

java variable

//this are the most common ones
int x = 5; 
String y = "hello";
System.out.println(x + y);

Declaring Java Variables

class HelloWorld {
    public static void main(String[] args) {
String a = "aaaa";
int num = 123;
final String cons = "I am constant";

System.out.print(a);
System.out.print(num);
System.out.print(cons);
    }
}

java variables

/*
##	Variable
- Container which holds the value while the Java program is executed. 
- Assigned with a data type. 
- Name of memory location. 

##	There are three types of variables in java: 
1) Local variable 
2) Static (or class) variable 
3) Instance variable
*/

why use var in java

improve the readability of code for other developers who read the code. 
In some situations

Create Variables in Java

int speedLimit = 80;

how to create a variable java

int myVariable = 42;    //This is the most commonly used variable. Only use other variables if you have a good reason to.