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The float keyword in Java programming language
The float keyword in Java programming language
In this tutorial, we will discuss about the float keyword in java programming language
In the java language, float keyword is used to declare a variable as a numeric type. float is a primitive data type which is used to store 32 bit float data type.
Declaration of variable
syntax of float data type declaration
float <variable_name> = <float_value>;
Example of variable
Example of float keyword for variable declaration
float average = 45.87;
The float keyword can be used to declare return type of a method.
Declaration of method
Syntax of float method
<access_modifier> <return_type> <method_name>; { return <method_name>; }
Example of method
Example of float method
public float getAverage(){ return getFirstAverage; }
Above method is a float method which does return any value.
Example float method within class
public class Example _float{ // this is a class in java public static void main(String args[]){ // this is main method in java } public float add(){ // this is a float method which is return value; } }
Program 1
public class float_Keyword{ public static void main(String args[]){ float d1=35.87f; //float keyword is used as variable float d2=43.6f; float result=d1+d2; System.out.println("The result is :"+result); } }
When the above code is compiled and executed, it will produce the following results
The result is : 79.47
program 2
public class float_Keyword1{ public static void main(String args[]){ add(14.56f,46.7f); } static float add(float a,float b){ //float keyword is used with method float result=a+b; System.out.println("The result is :"+result); return result;//return value } }
When the above code is compiled and executed, it will produce the following results
The result is : 61.260002
There are other Java language keywords that are similar to the this keyword
The boolean keyword in java
The void keyword in Java
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