Explode functie resulteren niet goed (Opgelost)

<?php
$contents = iets_wat@weetikveel.nl;iestanders_nogies@tanders.com;
$split_contents_first = explode(";", $contents);
$split_contents_second = explode("_", $split_contents_first);
echo "$split_contents_second[0]";
?>

<?php
$contents = iets_wat@weetikveel.nl;iestanders_nogies@tanders.com;
$split_contents_first = explode(";", $contents);
$split_contents_second = explode("_", $split_contents_first);
echo "$split_contents_second[0]";
?>

<?php
$contents = iets_wat@weetikveel.nl;iestanders_nogies@tanders.com;
$split_contents_first = explode(";", $contents);
$split_contents_second = explode("_", $split_contents_first[0]);
echo "$split_contents_second[0]";
?>

<?php
$contents = iets_wat@weetikveel.nl;iestanders_nogies@tanders.com;
$split_contents_first = explode(";", $contents);
$split_contents_second = explode("_", $split_contents_first[0]);
echo "$split_contents_second[0]";
?>