PHP array_merge_recursive() Function

Definition

The array_merge_recursive() function merges one ore more arrays into one array. array_merge_recursive() function makes the values as an array for duplicated keys.

If there is no duplicates the array_merge_recursive() function will behave the same as the array_merge() function.

Syntax

PHP array_merge_recursive() Function has the following syntax.

Parameter

Example

Merge two array recursively

<?php/*w  w w  . j ava  2 s . com*/
    $a1=array("a"=>"A","b"=>"B","j"=>"java2s.com");
    $a2=array("c"=>"C","B"=>"b");
    print_r(array_merge_recursive($a1,$a2));
?>

The code above generates the following result.