package JavaEntry;

import javax.swing.plaf.basic.BasicInternalFrameTitlePane.SystemMenuBar;

public class Ex7Loop {

public static void main(String[] arg){

// while loop: run through a block of code as long as a specified condition is true:

short no = 0;

while(no < 5){

System.out.println("Current no. is " + no);

no++; // update the value, otherwise the loop will never end because no is always zero if not increase!

}

// Do-while loop: This loop will execute the code block once, before checking if the condition is true,

// If true then it will repeat the loop as long as the condition is true.

short dayInWeek = 7;

short curDay = 0;

do{

curDay++;

System.out.println("Day" + curDay);

}

while(curDay < dayInWeek);

// ForLoop: exactly loop through a block of code for the mentioned condition

System.out.println("ForLoop");

for(short i=0; i < 5; i++){

System.out.println(i);

}

// Nested ForLoop

System.out.println("Nested ForLoop");

for(short i=0; i<5; i++){

System.out.println(i + "Parent");

for(short j = 0; j < 2; j++){

System.out.println(j + "Child");

}

}

// ForEach Loop: loop through elements in an array;

System.out.println("ForEach Loop");

String[] fruits = {"Mango", "Orange", "Grapes", "Watermelon"};

for(String item:fruits){

System.out.println(item);

}

// Break: statement can be used to jump out of a loop if condition match.

System.out.println("Break Statement");

for(int i=0; i<5; i++){

if(i==2){

break;

}

System.out.println(i);

}

// Continue: statement can be used to jump out of a loop.

System.out.println("Contniue Statement");

for(int i=0; i<5; i++){

if(i==2){

continue;

}

System.out.println(i);

}

}

}