Adding an element to the beginning of an array in PHP
// Create an array $a = new array("apple", "orange"); // Prepend an element to the array array_unshift($a, "raspberry"); // Prepend a couple more elements to the array array_unshift($a, "pineapple", "watermelon");
Adding an element to the end of an array in PHP
There are two ways to add an element to the end of an array.
// Create an array $a = new array("apple", "orange"); // Add an element to the end of the array using the array_push() function array_push($a, "banana") // Alternative way of adding an element to the end of an array $a[] = "pineapple"; // Adding an element with a key $a['fruit'] = "watermelon";
How to remove elements from an array in PHP
// Create an array $a = new array("orange", "apple", "pineapple"); // Remove the apple from the middle of the array unset($a[1]); // Create an associative array $a = new array("dogs" => 4, "cats" => 9, "birds" =>2); // Remove the birds from the array unset($a['birds']);