finding specific word in string and get all line

$array[0] = "myfile3-da";
$array[1] = "myfile3-wb";
$array[2] = "myfile3-fum";
$array[3] = "myfile3-da";
$array[4] = "myfile3-wb";
$array[5] = "myfile3-fum";
$array[6] = "myfile4-da";
$array[7] = "myfile4-wb";
$array[8] = "myfile4-fum";
$array[9] = "myfile5-da";
$array[10] = "myfile5-wb";
$array[11] = "myfile5-fum";
$array[12] = "myfile2-da";
$array[13] = "myfile2-wb";
$array[14] = "myfile2-fum";

$finding = 'myfile5'

it is possible to find


myfile5-da
myfile5-wb
myfile5-fum

in array

 

$finding = 'myfile5';
foreach($array AS $arrayItem)
{
    if(substr($arrayItem, 0, strlen($finding)) == $finding)
    {
        echo $arrayItem;
    }
}

PHP:

 

Thanks for this .....