unset php array value code example

Example 1: php delete element by value

$colors = array("blue","green","red");

//delete element in array by value "green"
if (($key = array_search("green", $colors)) !== false) {
    unset($colors[$key]);
}

Example 2: unset by key name php

unset($array['key-here']);

Example 3: remove array values php

array_splice(array, start, length, array)