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All LessonsFree Lessons (5)

PHP Basics

Hello World "Hello World" Explained Quiz Challenge: Displaying Output

PHP Variables

Variables and Data Types Quick Quiz on Variables Variable Variables Constants Challenge: Make Variables

PHP Operators

Introduction to Operators Arithmetic Operators Precedence and Associativity Comparison Operators Logical Operators Assignment Operators

PHP Conditional Statements

if-else Statement if-elseif-else Statement Switch Statement Ternary Operator Quiz Challenge: Even or Odd Challenge: Making a Calculator

PHP Loops

Introduction to Loops

do...while Loop

Equivalence of Looping Structures

Challenge: Multiplication Table of a Number

Challenge: Fibonacci Sequence up to n Number Of Terms

Challenge: Pyramid Printing By Using For Loop

PHP Functions

Introduction Passing Arguments in Functions Pass by Value Pass by Reference Variable Scope Challenge: Sum of two Numbers Challenge: Letter Grade to GPA Recursion Challenge: Fibonacci Sequence Quick Quiz on Functions

PHP Strings

Strings String Operators Built-in Functions Challenge: Check Substring Quiz

PHP Arrays

Arrays and their Operations Challenge: Find the Maximum Value Multidimensional Array Challenge: Print a Matrix Quiz 1 Adding Elements in an Array Removing Elements from Arrays Sorting Arrays Merging Arrays Quiz 2

Course Assessment

PHP Assessment 1

PHP Classes

Introduction To Classes Defining Classes $this and self Constructors & Destructors Method and Property Visibility Inheritance Quiz Exercise: Calculating Area Exercise: Students Average Marks

Exception Handling in PHP

PHP Exceptions The Exception Class Custom Exceptions Quiz

Course Assessment

PHP Assessment 2

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Equivalence of Looping Structures

Equivalence of Looping Structures

This lesson explains how we can covert a for loop into a while loop.

We'll cover the following...

For loop #

An example of for loop is given below:

PHP

<?php
$i;
for ($i = 0;$i < 10;$i++)
{
    $i = $i * 2;
    echo "Value of i is: $i\n";
}
echo "Final value of i is: $i\n";
?>

Converting For Loop to While Loop

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