<?php
$array = Array
(
0 => '124,95',
1 => '139,95',
2 => '149,95',
3 => '1.200',
4 => '150',
5 => '154,95',
6 => '130',
7 => '189,95',
8 => '199,95',
9 => '30',
10 => '150',
11 => '1.234.567,89'
);
$new_array = array_map(function ($v) { return (float)strtr($v, array(',' => '.', '.' => '')); }, $array);
echo number_format(min($new_array), 2, ',', '.') . "\n";
echo number_format(max($new_array), 2, ',', '.') . "\n";;
preferences:
14.25 ms | 408 KiB | 5 Q