Java double keyword example

In Java, the double keyword is used to declared a variable as a numeric type. A double value can hold a 64-bit floating-point number. For example:

double balanceAmount;

The double keyword can be used to declared return type of a method as well:

public double getBalance() {
    return balanceAmount;
}

See all keywords in Java.

Related Topics:

• Summary of primitive data types in Java
• Notes about numeric literals in Java

Other Recommended Tutorials:

• 9 Rules about Constructors in Java
• 12 Rules and Examples About Inheritance in Java
• 12 Rules of Overriding in Java You Should Know
• 10 Java Core Best Practices Every Java Programmer Should Know
• Understand Interfaces in Java
• Understand how variables are passed in Java
• Understand encapsulation in Java

About the Author:

Nam Ha Minh is certified Java programmer (SCJP and SCWCD). He started programming with Java in the time of Java 1.4 and has been falling in love with Java since then. Make friend with him on Facebook and watch his Java videos you YouTube.