PHP code - 5 lines

Link:

PHP, pasted on Sep 14:

<?php
$text = 'a to z A TO Z 0 to 9 2429 & - #1234 &amp;';
$result = preg_replace('/[^-a-zA-Z0-9_& ]/', '', $text);
echo $result;
?>

Output:

1	a to z A TO Z 0 to 9 2429 & - 1234 &amp