Contents
- ./First.java
- ./Float.java
./First.java 1/2
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/**
* This class demonstrates some basic Java syntax
*
* @author Sara Sprenkle
*
* All code in a Java program must belong to a class.
* There is typically one class per file, and the file name is ClassName.java
* Compile this code using
* javac First.java
* Run the compiled bytecode First.class using
* java First
*/
public class First { //File must be saved as First.java
/**
* Called when user runs
* java First
*/
public static void main(String[] args) { //Blocks start/end with {}
System.out.println("This is my first Java program!"); //Lines end with ;
System.out.println("To print a \\, you must use \"\\\\\"");
}
}
./Float.java 2/2
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/**
* This class demonstrates how to specify floats vs doubles in Java.
*
* @author Sara Sprenkle
*/
public class Float {
/**
* Called when user runs
* java Float
*/
public static void main(String[] args) {
float f = 3.14f;
}
}
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