<!DOCTYPE html PUBLIC " - //W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1 - strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Fibonacci sequence</title>
<link rel="stylesheet" type="text/css" href="common.css" />
<style type="text/css">
th { text-align: left; background-color: #999; }
th, td { padding: 0.4em; }
tr.alt td { background: #ddd; }
</style>
</head>
<body>
<h2>Fibonacci sequence using recursion</h2>
<table cellspacing="0" border="0" style="width: 20em; border: 1px solid #666;">
<tr>
<th>Sequence #</th>
<th>Value</th>
</tr>
<?php
$iterations = 10;function fibonacci( $n ) {
if ( ( $n == 0 ) || ( $n == 1 ) ) return $n;
return fibonacci( $n-2 ) + fibonacci( $n-1 );
}
for ( $i=0; $i <= $iterations; $i++ )
{
?>
<tr<?php if ( $i % 2 != 0 ) echo ' class="alt"' ?>>
<td>F<sub><?php echo $i?></sub></td>
<td><?php echo fibonacci( $i )?></td>
</tr>
<?php
}
?>
</table>
</body>
</html>
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- <!DOCTYPE html PUBLIC " - //W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1 - strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Fibonacci sequence</title>
<link rel="stylesheet" type="text/css" href="common.css" />
<style type="text/css">
th { text-align: left; background-color: #999; }
th, td { padding: 0.4em; }
tr.alt td { background: #ddd; }
</style>
</head>
<body>
<h2>Fibonacci sequence using recursion</h2>
<table cellspacing="0" border="0" style="width: 20em; border: 1px solid #666;">
<tr>
<th>Sequence #</th>
<th>Value</th>
</tr>
<tr>
<td>F<sub>0</sub></td>
<td>0</td>
</tr>
<tr class="alt">
<td>F<sub>1</sub></td>
<td>1</td>
</tr>
<tr>
<td>F<sub>2</sub></td>
<td>1</td>
</tr>
<tr class="alt">
<td>F<sub>3</sub></td>
<td>2</td>
</tr>
<tr>
<td>F<sub>4</sub></td>
<td>3</td>
</tr>
<tr class="alt">
<td>F<sub>5</sub></td>
<td>5</td>
</tr>
<tr>
<td>F<sub>6</sub></td>
<td>8</td>
</tr>
<tr class="alt">
<td>F<sub>7</sub></td>
<td>13</td>
</tr>
<tr>
<td>F<sub>8</sub></td>
<td>21</td>
</tr>
<tr class="alt">
<td>F<sub>9</sub></td>
<td>34</td>
</tr>
<tr>
<td>F<sub>10</sub></td>
<td>55</td>
</tr>
</table>
</body>
</html>
preferences:
276.65 ms | 409 KiB | 390 Q