10 PHP Basic Exercises for Advanced with Solutions

Master advanced PHP skills with our comprehensive list of top 10 exercises. Dive into coding challenges that improve your understanding and proficiency in PHP, setting a solid foundation for professional-level challenges. Start your journey to PHP mastery today!

Learning Objectives:

Master advanced PHP concepts such as MVC architecture, RESTful APIs, security best practices, performance optimization, and integrating with modern frameworks

Exercise Instructions:

Start with the first exercise and attempt to solve it before checking the hint or solution.
Ensure you understand the logic behind each solution, as this will help you in more complex problems.
Use these exercises to reinforce your learning and identify areas that may require further study.

1. Implement a Custom Linked List in PHP with Insert, Delete, and Search Methods.

Required Input:

Insert(10) -> Insert(20) -> Search(10)

Expected Output:

Found

Code In Php

<?php class LinkedList { /* Your code here */ } ?>

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2. Solve the N-Queens Problem Using Backtracking.

Required Input:

N = 4

Expected Output:

Code In Php

<?php function solveNQueens($n) { /* Your code here */ } ?>

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3. Implement a Priority Queue Without Using Built-in Functions.

Required Input:

Enqueue(5) -> Enqueue(1) -> Dequeue()

Expected Output:

Code In Php

<?php class PriorityQueue { /* Your code here */ } ?>

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4. Implement a Custom Memoization Function for Expensive Computations.

Required Input:

fib(10)

Expected Output:

Code In Php

<?php function memoize($func) { /* Your code here */ } ?>

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5. Implement the A* (A-Star) Pathfinding Algorithm.

Required Input:

Grid with obstacles

Expected Output:

Shortest path found

Code In Php

<?php function aStar($grid, $start, $end) { /* Your code here */ } ?>

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6. Implement a Trie (Prefix Tree) for Efficient Word Search.

Required Input:

Insert("apple") -> Search("app")

Expected Output:

true

Code In Php

<?php class Trie { /* Your code here */ } ?>

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7. Implement a Custom Autoloader Without Using spl_autoload_register().

Required Input:

Class Foo requested

Expected Output:

Foo.php included

Code In Php

<?php function autoload($class) { /* Your code here */ } ?>

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8. Implement a Thread-Safe Singleton Class in PHP.

Required Input:

Get instance twice

Expected Output:

Same Instance

Code In Php

<?php class Singleton { /* Your code here */ } ?>

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9. Implement the Knuth-Morris-Pratt (KMP) String Searching Algorithm.

Required Input:

Search "abc" in "ababcabc"

Expected Output:

Code In Php

<?php function kmpSearch($text, $pattern) { /* Your code here */ } ?>

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10. Implement the Rabin-Karp Algorithm for Pattern Matching.

Required Input:

Search "abc" in "ababcabc"

Expected Output:

Code In Php

<?php function rabinKarp($text, $pattern) { /* Your code here */ } ?>

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