リセットPHPの配列インデックス

Question

：

[3] => Hello 
[7] => Moo 
[45] => America 

何PHPの関数はこれを作りますか？

[0] => Hello 
[1] => Moo 
[2] => America 

Answer 1

array_values()機能^[docs]行い、その：

$a = array(
    3 => "Hello", 
    7 => "Moo", 
    45 => "America" 
); 
$b = array_values($a); 
print_r($b); 

Array 
(
    [0] => Hello 
    [1] => Moo 
    [2] => America 
)