PHP array_fill_keys() Function

The PHP array_fill_keys() function fills an array using the values from the keys array as keys and the value equal to value parameter.

Syntax

array_fill_keys(keys, value)

Parameters

`keys`	`Required.` Specify an array of keys to be used.
`value`	`Required.` Specify the value to use for filling the array.

Return Value

Returns the filled array.

Exceptions

NA.

Example:

The example below shows the usage of array_fill_keys() function.

<?php
$Arr1 = array("Red", "Green", "Blue",
              "#ff0000", "#33cc33");

//using Arr1 as array of keys and
//'color' as value
$Arr2 = array_fill_keys($Arr1, "color");

//displaying the result
print_r($Arr2);
?>

The output of the above code will be:

Array
(
    [Red] => color
    [Green] => color
    [Blue] => color
    [#ff0000] => color
    [#33cc33] => color
)

❮ PHP Array Reference