2015-07-12 178 views
0

如何從提示窗口獲取響應並使其顯示在網頁的某個位置?如何從提示中獲得響應

的代碼,我現在的問題是:

<html> 
 

 
<head> 
 

 
\t <center> 
 

 
\t \t <FORM> 
 

 
\t \t \t <INPUT type="button" value="Click Me." name="button" onClick="alert('I Like Waffles')"> 
 

 
\t \t \t <INPUT type="button" value="Whats Your Favorite Food" name="button" onClick="prompt('Whats Your Favorite Food?')"> 
 

 
\t \t </FORM> 
 

 
\t </center> 
 

 
</head> 
 

 
</html>

我想知道如何採取從提示的響應,並某處放置在HTML。

回答

0

工作例如:

<html> 

<head> 

<center> 
    <script> 
    function gen(){ 
     var a = prompt("What's your favorite food?"); 
     document.getElementById("demo").innerHTML = a; 
    } 
    </script> 

    <FORM> 

     <INPUT type="button" value="Click Me." name="button" id="button" onClick="alert('I Like Waffles')"> 

     <INPUT type="button" value="Whats Your Favorite Food" name="button" onClick="gen();"> 
     <p id="demo"></p> 

    </FORM> 

</center> 

看看這個Fiddle

+0

我該如何做到這一點,所以當它返回它時,它會添加一個文本,例如返回華夫餅乾,我希望它打印「華夫餅乾,真棒」 – CyanCloudz

+0

您的意思是你想追加.. .. – Malik

+0

你是什麼意思? – CyanCloudz

1

提示將返回值。

alert(prompt('Whats Your Favorite Food?')) 

<html> 
 

 
<head> 
 

 
\t <center> 
 

 
\t \t <FORM> 
 

 
\t \t \t <INPUT type="button" value="Click Me." name="button" onClick="alert('I Like Waffles')"> 
 

 
\t \t \t <INPUT type="button" value="Whats Your Favorite Food" name="button" onClick="alert(prompt('Whats Your Favorite Food?'))"> 
 

 
\t \t </FORM> 
 

 
\t </center> 
 

 
</head> 
 

 
</html>