Array count and length in PHP - Mini Project: Build & Apply

Array count and length

📖 Scenario: You are managing a small online store. You have a list of products in an array. You want to find out how many products are in the list.

🎯 Goal: Learn how to create an array, set a variable for counting, use the count() function to find the number of items in the array, and print the result.

📋 What You'll Learn

Create an array called products with these exact items: 'Apple', 'Banana', 'Orange', 'Mango'

Create a variable called totalProducts to store the count of items in the products array

Use the count() function with the products array to get the number of items

Print the value of totalProducts exactly as an integer

💡 Why This Matters

🌍 Real World

Counting items in a list is common in online stores, inventory systems, and any place where you manage collections of things.

💼 Career

Knowing how to count array items helps you handle data collections efficiently, a key skill for web developers and programmers.

1

Create the products array

Create an array called products with these exact items: 'Apple', 'Banana', 'Orange', 'Mango'

PHP

<?php

// Create the products array with the exact items
// Your code here

Need a hint?

Use square brackets [] to create the array and separate items with commas.

2

Create the totalProducts variable

Create a variable called totalProducts and set it to 0 as a starting point

PHP

<?php

$products = ['Apple', 'Banana', 'Orange', 'Mango'];

// Create the totalProducts variable and set it to 0
// Your code here

Need a hint?

Use $totalProducts = 0; to create the variable.

3

Count the number of products

Use the count() function with the products array and assign the result to the variable totalProducts

PHP

<?php

$products = ['Apple', 'Banana', 'Orange', 'Mango'];

$totalProducts = 0;

// Use count() to get the number of products and assign to totalProducts
// Your code here

Need a hint?

Use count($products) to get the number of items in the array.

4

Print the total number of products

Write a print statement to display the value of totalProducts

PHP

<?php

$products = ['Apple', 'Banana', 'Orange', 'Mango'];

$totalProducts = 0;

$totalProducts = count($products);

// Print the totalProducts variable
// Your code here

Need a hint?

Use print($totalProducts); to show the number.