Answers for "java call method in class"

java call method from another class example

public class method{
  public static void sayHello(){
    System.out.println("Hello World");
  }
}
public class app{
  public static void main(String[] args){
    method m = new method(); // Creating an instance from our class
    m.sayHello(); // using the class methods by the instance we created.
  }
}

how to call a function from a class java

public class Classroom {
	 private String teacherName;
	
  	 public Classroom(String teacherName){
       this.teacherName = teacherName;
     }
  
  	 public String getTeacherName() {
        return teacherName;
     } 
}

public static void main(String[] args){
	Classroom firstGrade = new Classroom("John");
    /*Once you type the 'firstGrade.' your IDE most likely 
	will show all the functions it can acess*/
    firstGrade.getTeacherName();
}