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CodeSignal

PHP Associative Arrays in Practice: Revision and Application

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Overview

Strengthen your understanding and application of associative array data structures with a focus on counting and aggregation tasks. This course will deepen your comprehension of efficient data access and manipulation using associative arrays.

Syllabus

  • Unit 1: Introduction to Associative Arrays in PHP
    • Update Library Catalog Title
    • Accessing Book Title from Library Catalog in PHP
    • Check Book Availability in PHP Library Catalog
    • Updating and Accessing Elements in Associative Arrays
    • Update Book Title in PHP Library Catalog
  • Unit 2: Efficient Element Counting with Associative Arrays in PHP
    • Counting Occurrences with Associative Arrays in PHP
    • Track the Copies of Books in a Library
    • Counting Book Returns in a Library
    • Count Letter Frequency Using Associative Array in PHP
    • Counting Book Title Occurrences in PHP
  • Unit 3: Data Aggregation with Associative Arrays in PHP
    • Calculate Average Quantity in Inventory System
    • Find and Fix the Minimum Quantity Calculation Bug in Inventory
    • Calculate Total Inventory and Maximum Quantity
    • Comparing Fruit Stock Levels to Average
    • Determine Maximum Fruit Count in Inventory Using PHP
  • Unit 4: Applying Associative Arrays to Real-World Challenges in PHP
    • Library Catalog: Conditional Decrement of Book Copies
    • Displaying Book Information by ID in PHP
    • Managing Library Inventory in PHP
    • Count Word Appearances in a String Using PHP
    • Library Management System using Associative Arrays in PHP

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