<?php /*顯示原始碼*/ $file=__FILE__; require("src.php"); ?>
<h2>PHP的八個Magic Constant</h2>
<table border="1px" style="border-collapse: collapse; border: 1px solid black;">
<?php
echo "<tr><td>__LINE__</td><td>" . __LINE__ . "</td></tr>";
echo "<tr><td>__FILE__</td><td>" . __FILE__ . "</td></tr>";
echo "<tr><td>__DIR__</td><td>" . __DIR__ . "</td></tr>";
echo "<tr><td>__FUNCTION__</td><td>" . __FUNCTION__ . "</td></tr>";
echo "<tr><td>__CLASS__</td><td>" . __CLASS__ . "</td></tr>";
echo "<tr><td>__TRAIT__</td><td>" . __TRAIT__ . "</td></tr>";
echo "<tr><td>__METHOD__</td><td>" . __METHOD__ . "</td></tr>";
echo "<tr><td>__NAMESPACE__</td><td>" . __NAMESPACE__ . "</td></tr>";
?>
</table>
PHP的八個Magic Constant
| __LINE__ | 6 |
| __FILE__ | /x2/www/asstw/_i/3.php |
| __DIR__ | /x2/www/asstw/_i |
| __FUNCTION__ | |
| __CLASS__ | |
| __TRAIT__ | |
| __METHOD__ | |
| __NAMESPACE__ | |