foreach loop not working in php

/*
For loop in php
*/

<?php
for ($i = 0; $i < 10; $i++) {
     echo $i."<br>";
} 
?>

0
10
Duci9y 100 points

                                    &lt;?php
$songs = $_POST[&quot;songs&quot;];
//$songs = Array(&quot;one&quot;,&quot;two&quot;,&quot;three&quot;);
foreach ($songs as $song) 
{
   $songStr = test_input($song);
   $songsOut .= &quot;&lt;li&gt;$songStr&lt;/li&gt;&quot;;
};

$songList = &quot;Songs: &lt;ol&gt; $songsOut &lt;/ol&gt; \r\n&quot;;
echo $songList;

function test_input($data)
{
   $data = trim($data);
   $data = stripslashes($data);
   $data = htmlspecialchars($data);
   return $data;
}

?&gt;

0
0
4
9

                                    static float CalculatePower(float x, int y)
        {
            float temp;
            if (y == 0)
                return 1;
            temp = CalculatePower(x, y / 2);
            if (y % 2 == 0)
                return temp * temp;
            else
            {
                if (y &gt; 0)
                    return x * temp * temp;
                else
                    return (temp * temp) / x;
            }
        }

4 (9 Votes)
0
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