如何在PHP中发布关联数组

I have the following form:

我有以下表格：

<form action="options.php" method="post">
    <input type="text" name="deptid" id="deptid" />
    <input type="text" name="deptname" id="deptname" />
    <input type="submit" name="submit" id="submit" value="save" />
</form>
<form ac