Live Demo: PHP Natural Ordering of Negative Numeric Strings

 
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <title>PHP Natural Ordering of Negative Numeric Strings</title>
</head>
<body>
<pre>
​
<?php
// Sample array
$array = array("-5", "10", "-2", "0", "-10", "8", "1");
​
// Standard sorting
sort($array);
print_r($array);
​
// Natural order sorting
natsort($array);
print_r($array);
?>