Definition
The array_merge() function merges one or more arrays into one array.
Syntax
array_merge(array1, array2, array3, ...)
Parameters
| Parameter | Description |
|---|---|
array1 |
Required. Specifies an array. |
array2 |
Optional. Specifies the second array to merge. |
array3... |
Optional. Specifies more arrays to merge. |
Example
<?php
// Example 1
$cities = array("New York", "Salt Lake", "Tokyo");
$cities2 = array("Berlin", "London", "Munich");
print_r(array_merge($cities, $cities2));
echo "<br>";
// Example 2
$ages = array("Mark" => 22, "Jeff" => 32, "Mike" => 28);
$ages2 = array("Alex"=>23, "Rey"=>21, "Ivan"=>18);
print_r(array_merge($ages, $ages2));
echo "<br>";
// Example 3
$ages = array("Mark" => 22, "Jeff" => 32, "Mike" => 28);
print_r(array_merge($ages));
echo "<br>";