如何獲得的單選按鈕數據用PHP

Question

<input type="radio" id="radio1" name="radio"><label for="radio1">Section 1 </label> 
<input type="radio" id="radio2" name="radio"><label for="radio2">Section 2 </label> 
<input type="radio" id="radio3" name="radio"><label for="radio3">Section 3 </label> 
<input type="radio" id="radio4" name="radio"><label for="radio4">Section 4 </label> 
<input type="radio" id="radio5" name="radio"><label for="radio5">Section 5 </label> 

if (radiobuttun == section1) 
    { 
    include ("file1.php") 
    } 
elseif (radiobuttun == section2) 
    { 
    include ("file2.php") 
    } 
    . 
    . 
    . --> 

Answer 1

假設通過表單提交後，你要尋找的變量是$ _ POST [「單選」。