Home >>PHP Array Functions >PHP array_merge_recursive() Function
PHP array_merge_recursive() Function
PHP array_merge_recursive() Function
PHP array_merge_recursive() Function is used to merge two or more arrays into a single array means this function is used to combine two or more arrays of elements or values into a single array together.
The combining takes place in such a way that at the end of the preceding array the values of one array are appended. If the given arrays contain the same keys, then a value is assigned to the key which has an array consisting of the same key values.
Syntax:
array_merge_recursive(array1, array2, array3, ...)
Parameter Values
| Parameter | Description |
|---|---|
| array1 | This is required parameter.This parameter specifies an array. |
| array2 | This is optional parameter. This parameter specifies an array. |
| array3,... | This is optional parameter. This parameter specifies an array. |
Here, is an example of array_merge_recursive() Function in PHP
<html>
<body>
<?php
$a1=array("a"=>"white","b"=>"black");
$a2=array("c"=>"blue","b"=>"voilet");
$a3=array("c"=>"green","a"=>"red");
print_r(array_merge_recursive($a1,$a2,$a3));
?>
</body>
</html>
Output:
Array ( [a] => Array ( [0] => white [1] => red ) [b] => Array ( [0] => black [1] => voilet ) [c] => Array ( [0] => blue [1] => green ) )
Array ( [a] => Array ( [0] => white [1] => red ) [b] => Array ( [0] => black [1] => voilet ) [c] => Array ( [0] => blue [1] => green ) )
Example 2:
<html>
<body>
<?php
$a1=array("a"=>"white","b"=>"black");
$a2=array("c"=>"blue","b"=>"voilet");
print_r(array_merge_recursive($a2,$a1));
?>
</body>
</html>
Output:
Array ( [c] => blue [b] => Array ( [0] => voilet [1] => black ) [a] => white )
Array ( [c] => blue [b] => Array ( [0] => voilet [1] => black ) [a] => white )
No Sidebar ads