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All code examples in this book are compatible with PHP 7. The newest methods (functions) available in PHP have been used to provide the reader with the most current coding techniques.
All code examples in this book are compatible with PHP 7. The newest methods (functions) available in PHP have been used to provide the reader with the most current coding techniques.
A multidimensional array is an array containing one or more arrays. PHP supports multidimensional arrays that are two, three, four, five, or more levels deep. However, arrays more than three levels deep are hard to manage for most people.
Firstly, PHP doesn't have multi-dimensional arrays, it has arrays of arrays. Secondly, you can write a function that will do it: function declare($m, $n, $value = 0) { return array_fill(0, $m, array_fill(0, $n, $value)); }
The code examples demonstrate common real-world scenarios. Moreover, examples of every PHP 7 array function (over 75) are demonstrated. The appendix provides a two-dimensional array case study on the logical design of a checkers game.
PHP array() function creates and returns an array. It allows you to create indexed, associative and multidimensional arrays. Syntax 1. array array ([ mixed $... ] ) Example 1. <?php 2. $season=array("summer","winter","spring","autumn"); 3. echo "Season are: $season[0], $season[1], $season[2] and $season[3]"; 4. ?> Output:
This PHP cheat sheet is both an introduction for beginners and a quick reference guide for advanced programmers. Bookmark it or download the free PDF now.
