<?php
require_once 'stable.php';
session_start();
if ( !isset( $_SESSION[ 'table' ] ) ) {
$_SESSION[ 'table' ] = new StatisticTable();
}
if ( isset( $_POST[ 'compute' ] ) ) {
$data = explode( ',', $_POST[ 'values' ] );
$_SESSION[ 'table' ]->clear();
foreach ( $data as $item ) {
$_SESSION[ 'table' ]->add( $item);
}
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<meta http-equiv="Content-type" content="text/html; charset=UTF-8" />
<title>Statistic table - test</title>
<style type="text/css">
table {
border-left: 1px solid orange;
border-top: 1px solid orange;
border-collapse: collapse;
}
table th, table td {
border-right: 1px solid orange;
border-bottom: 1px solid orange;
}
th {
background: orange;
}
td.center {
text-align: center;
}
th.left {
text-align: left;
}
table {
background: yellow;
margin: 1em 1em 0 0;
}
textarea {
border: 1px solid orange;
background: yellow;
}
input {
background: orange;
border: 3px solid red;
font-size: 100%;
font-weight: bold;
margin-top: 0.5em;
}
</style>
</head>
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<form method="post">
<textarea name="values" rows="10" cols="10" style="width: 100%"><?= $_POST[ 'values' ] ?></textarea>
<input type="submit" name="compute" value="Compute" style="width: 100%" />
</form>
<table style="float: left;">
<tbody>
<?php $i = 0; $all = count( $_SESSION[ 'table' ]->getData() ); foreach ( $_SESSION[ 'table' ]->getSortedData() as $value => $count ): ?>
<tr>
<td class="center"><?= ++$i ?></td>
<td class="center"><?= $value ?></td>
<td class="center"><?= $count ?></td>
<td class="center"><?= round( ( $count / $all ) * 100, 4 ) ?></td>
</tr>
<?php endforeach; ?>
</tbody>
<thead>
<tr>
<th>i</th>
<th>x<sub>i</sub></th>
<th>n<sub>i</sub></th>
<th>%</th>
</tr>
</thead>
</table>
<table style="float: left;">
<?php $info = $_SESSION[ 'table' ]->getTableInfo() ?>
<tr>
<th class="left">Min</th>
<td><?= round( $info[ 'min' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Max</th>
<td><?= round( $info[ 'max' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Arithmetic mean</th>
<td><?= round( $info[ 'arithmeticMean' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Quadratic mean</th>
<td><?= round( $info[ 'quadraticMean' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Harmonic mean</th>
<td><?= round( $info[ 'harmonicMean' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Median</th>
<td><?= round( $info[ 'median' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Modus</th>
<td><?= round( $info[ 'modus' ], 4 ) ?></td>
</tr>
<tr>
<th class="left">Expansion</th>
<td><?= round( $info[ 'expansion' ], 4 ) ?></td>
</tr>
</table>
</html>
</html>
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