array_search() returns the key of the element it finds, which can be used to remove that element from the original array using unset() . It will return FALSE on ... ... <看更多>

<?php. // **** For simple array. // Delete value 2 in the array. $id = 2;. $simple_array = array(1, 2, 3);. $key = array_search($id, $array);. ... <看更多>

Eight different ways to add to, remove from and insert elements to/from an array in PHP. PHP array functions used include: array (), ... ... <看更多>

if(isset($arr['d'])) $something = $arr['d']; unset($arr['d']);. Well... If arr['d'] is not set, then you don't need to unset it. ... <看更多>

2) Remove duplicates from an array using indexOf() and filter() methods. The indexOf() method returns the index of the first occurrence of an element in an ... ... <看更多>