PHP array_merge_recursive() Function
 Complete PHP Array Reference
Definition and Usage
The array_merge_recursive() function merges one ore more arrays into one array.
The difference between this function ant the array_merge() function is when two or more array elements have the same key.
Instead of override keys, the array_merge_recursivse() function makes the value as an array. (See example 1)
Syntax
array_merge_recursive(array1,array2,array3...)
|
| Parameter |
Description |
| array1 |
Required. Specifies an array |
| array2 |
Optional. Specifies an array. |
| array3 |
Optional. Specifies an array |
Tips and Notes
Note: If you assign only one array to the array_merge_recursive() function,
it will beahave exactly the same as the array_merge() function.
Example
<?php
$a1=array("a"=>"Horse","b"=>"Dog");
$a2=array("c"=>"Cow","b"=>"Cat");
print_r(array_merge_recursive($a1,$a2));
?>
|
The output of the code above will be:
Array (
[a] => Horse
[b] => Array ( [0] => Dog [1] => Cat )
[c] => Cow
)
|
Complete PHP Array Reference
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