package lectures.arrays;
import util.annotations.WebDocuments;
import lectures.extra.ALoan;
import lectures.extra.AnotherLoan;
import lectures.extra.Loan;
import lectures.interfaces.ABMISpreadsheet;
import lectures.interfaces.ALoopingFactorialSpreadsheet;
import lectures.interfaces.ARecursiveFactorialSpreadsheet;
import lectures.interfaces.AnotherBMISpreadsheet;
import lectures.interfaces.BMISpreadsheet;
import lectures.interfaces.FactorialSpreadsheet;
@WebDocuments({"Lectures/Arrays.pptx", "Lectures/Arrays.pdf", "Videos/Arrays.avi"})
public class ArraysExample {
int[] assignmentScores = {100, 98, 99, 100, 90, 80};
double[] gpas = {3.8, 3.1, 3.7, 3.1, 3.6, 3.9};
String[] initials = {"JFK", "FDR", "JC", "BC", "RR", "GB"};
FactorialSpreadsheet[] factorialSpreadsheets = {
new ALoopingFactorialSpreadsheet(),
new ARecursiveFactorialSpreadsheet()};
int[] unInitializedAssignmentScores;
int[] assignmentScoresWithUninitializedElements = new int[3];
String[] initialsWithUninitializedElements = new String[3];
public void assignNewArrayWithDifferentSize() {
assignmentScores = new int[] {60, 40, 50};
}
public void operateOnArrays() {
assignmentScores = new int[] {60, 40, 50};
System.out.println (
initials.length + " " +
initials[0] + " " + " " +
initials[initials.length - 1]);
initials[0] = "HT";
}
public void causeArrayIndexOutOfBoundsException() {
initials[initials.length] = "HT";
}
public void initializeAfterDeclaration() {
int[] assignmentScores;
unInitializedAssignmentScores = new int[] {60, 40, 50};
}
public void accessUninitializedArray () {
System.out.println(unInitializedAssignmentScores.length);
}
public void accessUninitializedPrimitiveArrayElements () {
System.out.println(assignmentScoresWithUninitializedElements.length);
System.out.println(assignmentScoresWithUninitializedElements[0]);
System.out.println(assignmentScoresWithUninitializedElements[0]);
}
public void accessUninitializedObjectArrayElements () {
System.out.println(initialsWithUninitializedElements[0]);
System.out.println(initialsWithUninitializedElements[0].length());
}
public static void main (String[] anArgs) {
}
}