Web Reference: Java Variables Variables are containers for storing data values. In Java, there are different types of variables, for example: String - stores text, such as "Hello". String values are surrounded by double quotes int - stores integers (whole numbers), without decimals, such as 123 or -123 This beginner Java tutorial describes fundamentals of programming in the Java programming language Nov 11, 2025 · How to Declare Java Variables? The image below demonstrates how we can declare a variable in Java: From the image, it can be easily perceived that while declaring a variable, we need to take care of two things that are data type of the variable and name. How to Initialize Java Variables?
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