Starting Java
Last updated
Last updated
Boilerplate code, also known as boilerplate, is the part of code that has to be repeatedly in use with no or a little modification.
For every program we create, we will be coding inside our Main.java
file.
You can copy the boilerplate to help you start your code.
Do not modify any code given in the boilerplate, only code in the section under "your java code goes here."
After you have programmed, you can run
your code by clicking the run button at top.
The code above is a way to output a text message to the program's console.
Key Points for Programming Java.
Capitalization Matters: System != system
Indentations Matter: It should be 4 spaces per indentation and it should be consistent for all indentations in your code.
Most lines in Java ends with a semicolon ;
.
Spelling matters: println vs. printn
The label after class
should be the same as the file's name
Java is a compiled, versatile, high-level, and object-oriented programming language known for its platform independence, robustness, and wide range of applications.
Developers write Java code and then compile it into platform-neutral bytecode using a Java compiler.
This bytecode can be executed on various platforms and devices by the Java Virtual Machine (JVM). Java is renowned for its strong support for multi-threading, extensive library ecosystem, and the "write once, run anywhere" philosophy, making it a popular choice for web development, mobile app development, enterprise software, and more.
This program is written in Java to output the message Hello, World!
into the .