Definition
The array_merge_recursive() function merges one or more arrays into one array recursively. It merges the elements of one or more arrays together in such a way that the values of one are appended to the end of the previous one, and returns a new array with merged elements.
Syntax
array_merge_recursive(array1, array2, array3, ...)
Parameters
| Parameter | Description |
|---|---|
array1 |
Required. Specifies an array. |
array2 |
Optional. Specifies an array. |
array3 |
Optional. Specifies an array. |
Example
<?php
// Example 1
$ages = array("Mark" => 22, "Jeff" => 32, "Mike" => 28);
$ages2 = array("Alex"=>23, "Rey"=>21, "Ivan"=>18);
print_r(array_merge_recursive($ages, $ages2));
echo "<br>";
// Example 2
$ages = array("Mark" => 22, "Jeff" => 32, "Mike" => 28);
$ages2 = array("Alex"=>23, "Jeff" => 32, "Ivan"=>18);
print_r(array_merge_recursive($ages, $ages2));
echo "<br>";
// Example 3
$ages = array("Mark" => 22, "Jeff" => 32, "Mike" => 28);
print_r(array_merge_recursive($ages));
echo "<br>";