PHP array_fill_keys() Function

It fills an array with the value of the value parameter, using the values of the keys array as keys.

The function array_fill() is used to assign or fill mixed values to an array by declaring suitable number of elements in the array. Whereas the function array_fill_keys() is used to fill mixed values to an array corresponding to the key values.

Syntax

array_fill_keys(keys,value);

Example

$keys=array("a","b","c","d");
$array=array_fill_keys($keys,"Prince");
print_r($array);

Output

Array ( [a] => Prince [b] => Prince [c] => Prince [d] => Prince )