A quick and simple solution using html and css is added below
<html>
<head>
<title>Demo Html</title>
</head>
<style>
.blocks{
width:100%;
}
.block-col{
width:10%;
float: left;
}
.block-col{
padding: 0;
margin: 0;
}
.block-col li{
list-style: none;
}
</style>
<body>
<?php
$row = array(
1,2,3,4,5,6,7,8,9,10,
11,12,13,14,15,16,17,18,19,20,
21,22,23,24,25,26,27,28,29,30,
31,32,33,34,35,36,37,38,39,40,
41,42,43,44,45,46,47,48,49,50,
51,52,53,54,55,56,57,58,59,60,
61,62,63,64,65,66,67,68,69,70,
71,72,73,74,75,76,77,78,79,80,
81,82,83,84,85,86,87,88,89,90,
91,92,93,94,95,96,97,98,99,100
);
?>
<div class="blocks">
<ul class="block-col">
<?php foreach($row as $key => $rw) { ?>
<?php
if(($key%10 == 0) && ($key != 0) ) { // for new coloum on each 10th element
echo '</ul><ul class="block-col">';
}
?>
<li><?php echo $rw; ?></li>
<?php } ?>
</ul>
</div>
</body>
</html>