１．ＨＴＭＬ
<form action="getData.php" method="post" enctype="multipart/form-data">
<!-- php handles with radio
the name attributes has the same name which is submmitted to $_POST
only one vaule is submitted
-->
<input type="radio" name="gender" value="male">male
<input type="radio" name="gender" value="female">female
<!-- php handles with radio-->
<!-- the name attributes has the same name array which are submmitted to $_POST-->
<!-- muti vaules are submitted-->
<input type="checkbox" name="hobby[]" value="pingpong"> pingpong
<input type="checkbox" name="hobby[]" value="vollyball"> vollyball
<input type="checkbox" name="hobby[]" value="basketball"> basketball
</form>
echo ‘<pre>‘; var_dump($_FILES); var_dump($_POST); $hobbyString = implode($_POST[hobby], "!"); // change hobby array into a string to store in mysql, retrieve it via explpde
原文：https://www.cnblogs.com/luoxuw/p/11434590.html