<?php
foreach($_POST['language'] as $value)
{
echo 'Checked: '.$value.'';
}
?>
<html>
<head>
<head/>
<title>
<title/>
<body>
<form action="" method="post">
<input type="checkbox" name="language" value="php" />PHP<br />
<input type="checkbox" name="language" value="html" />HTML<br />
<input type="checkbox" name="language" value="java" />Java<br />
<input type="checkbox" name="language" value="c++" />C++<br />
<input type="submit" value="send" />
</form>
<body/>
<html/>
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Warning: Undefined array key "language" in /in/Q2OBB on line 2
Warning: foreach() argument must be of type array|object, null given in /in/Q2OBB on line 2
<html>
<head>
<head/>
<title>
<title/>
<body>
<form action="" method="post">
<input type="checkbox" name="language" value="php" />PHP<br />
<input type="checkbox" name="language" value="html" />HTML<br />
<input type="checkbox" name="language" value="java" />Java<br />
<input type="checkbox" name="language" value="c++" />C++<br />
<input type="submit" value="send" />
</form>
<body/>
<html/>
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
- Notice: Undefined index: language in /in/Q2OBB on line 2
Warning: Invalid argument supplied for foreach() in /in/Q2OBB on line 2
<html>
<head>
<head/>
<title>
<title/>
<body>
<form action="" method="post">
<input type="checkbox" name="language" value="php" />PHP<br />
<input type="checkbox" name="language" value="html" />HTML<br />
<input type="checkbox" name="language" value="java" />Java<br />
<input type="checkbox" name="language" value="c++" />C++<br />
<input type="submit" value="send" />
</form>
<body/>
<html/>
- Output for 4.3.0 - 4.3.10, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0, 7.3.32 - 7.3.33
- Warning: Invalid argument supplied for foreach() in /in/Q2OBB on line 2
<html>
<head>
<head/>
<title>
<title/>
<body>
<form action="" method="post">
<input type="checkbox" name="language" value="php" />PHP<br />
<input type="checkbox" name="language" value="html" />HTML<br />
<input type="checkbox" name="language" value="java" />Java<br />
<input type="checkbox" name="language" value="c++" />C++<br />
<input type="submit" value="send" />
</form>
<body/>
<html/>
- Output for 5.2.1 - 5.2.17
- Notice: Undefined index: language in /in/Q2OBB on line 2
Warning: Invalid argument supplied for foreach() in /in/Q2OBB on line 2
<html>
<head>
<head/>
<title>
<title/>
<body>
<form action="" method="post">
<input type="checkbox" name="language" value="php" />PHP<br />
<input type="checkbox" name="language" value="html" />HTML<br />
<input type="checkbox" name="language" value="java" />Java<br />
<input type="checkbox" name="language" value="c++" />C++<br />
<input type="submit" value="send" />
</form>
<body/>
<html/>
- Output for 4.3.11
- <html>
<head>
<head/>
<title>
<title/>
<body>
<form action="" method="post">
<input type="checkbox" name="language" value="php" />PHP<br />
<input type="checkbox" name="language" value="html" />HTML<br />
<input type="checkbox" name="language" value="java" />Java<br />
<input type="checkbox" name="language" value="c++" />C++<br />
<input type="submit" value="send" />
</form>
<body/>
<html/>
preferences:
220.24 ms | 402 KiB | 330 Q