3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_POST['testcolumn'] = 'example'; $line = 'example'; echo "<option" . (($_POST['testcolumn'] == "{$line}")?'selected="selected"':'') . ">{$line}</option>"; echo PHP_EOL . "vs" . PHP_EOL; echo "<option" . (($_POST['testcolumn'] == "{$line}")?' selected="selected"':'') . ">{$line}</option>"; echo PHP_EOL . "vs" . PHP_EOL; echo "<option", ($_POST['testcolumn'] === $line)?' selected':'' , ">$line</option>";
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
<optionselected="selected">example</option> vs <option selected="selected">example</option> vs <option selected>example</option>

preferences:
207.8 ms | 403 KiB | 287 Q