str-repleace-array-in-select.php
Quell Code
<?php
$test = "test1, test2, test3, test4";
$htmlOption = '<option>' . str_replace(", ", "</option>\n<option>" , $test) . '</option>';
?>
<!doctype html>
...
<body>
<select class="form-control" id="test">
<?= $htmlOption; ?>
</select>