嘗試擁有它,以便當用戶點擊提交時,它會顯示他們的信息輸入和計算在JavaScript中完成的音量/成本。然而,點擊提交按鈕時不會顯示任何內容。對不起,我可憐的英語,如果它不明確。讓我知道你是否需要澄清任何事情。下面是相關的代碼: HTML:表單提交不顯示JavaScript輸出
<form name="landscape" action="index.html" onsubmit="return validateForm()" method="post">
...
...
<h3>Type of Planter:</h3>
<input type="radio" name="inputcontrol" value="10" id="inputcontrol1" onchange="setvisible(this.value)">Square/Rectangular Cubes
<input type="radio" name="inputcontrol" value="12" id="inputcontrol2" onchange="setvisible(this.value)">Flat bottmed cylinders
<br>
<input type="radio" name="inputcontrol" value="15" id="inputcontrol3" onchange="setvisible(this.value)">1/2 Spherical
type="radio" name="inputcontrol" id="inputcontrol4" value="20" onchange="setvisible(this.value)">Truncated Cone
<br>
<br>
Length:<p><input type="text" size="10" id="set1" style="visibility:hidden;" ></p>
Width:<p><input type="text" size="10" id="set2"style="visibility:hidden;" ></p>
Height:<p><input type="text" size="10" id="set3"style="visibility:hidden;" ></p>
Radius:<p><input type="text" size="10" id="set4"style="visibility:hidden;" ></p>
Radius2:<p><input type="text" size="10" id="set5"style="visibility:hidden;" ></p>
<input type=submit value="Submit" onClick="buttonandchecks();">
</form>
<br>
<br>
<h2>Order Form: </h2><h2><span id="result"></span></h2>
</body>
</html>
JAVASCRIPT:
function buttonandchecks()
{
var x;
var radio_value;
var planter="";
var infooutput="";
var total=parseFloat(0);
var volume=parseFloat(0);
var length = document.getElementById("set1").value;
var width = document.getElementById("set2").value;
var height = document.getElementById("set3").value;
var radius = document.getElementById("set4").value;
var radius2 = document.getElementById("set5").value;
var inputcontrol1 = document.getElementById("inputcontrol1");
var inputcontrol2 = document.getElementById("inputcontrol2");
var inputcontrol3 = document.getElementById("inputcontrol3");
var inputcontrol4 = document.getElementById("inputcontrol4");
for(x=0;x<document.landscape.inputcontrol.length;x++)
{
if(document.landscape.inputcontrol[x].checked)
{
radio_value=document.lanscape.inputcontrol[x].value;
}
}
radio_value=parseFloat(radio_value);
if(inputcontrol1.checked)
{
volume = length * width * height;
planter = "Square/Rectangular Cubes";
}
if(inputcontrol2.checked)
{
volume = 3.14 * radius * radius * height;
planter = "Flat bottomed cylinders";
}
if(inputcontrol3.checked)
{
volume = 1/2 * (4/3* 3.14 * radius * radius * radius);
planter = "1/2 Spherical";
}
if(inputcontrol4.checked)
{
volume = 1/3*3.14*(radius*radius*radius*radius2*radius2*radius2)*height;
planter = "Truncated cone";
}
total=radio_value * volume;
infooutput=("Firstname: " + (Text1).value + " Lastname: " + (Lname).value + " \nAddress: " + (Add).value + " \nPostal Code: " + (StPrv).value + "\n\n Planter: " + planter + "\nLength: " + length + " Width: " + width + " Height: " + height + " radius: " + radius + " 2nd radius: " + radius2 + "\n Volume: " + volume + "\n Total: " + total);
document.getElementById("result").innerHTML=infooutput;
}
任何幫助將不勝感激。對不起,如果我的代碼不好,我剛剛開始學習一週前。謝謝!
您是否有任何調試信息?就像如果你在你的buttonandchecks()函數中加入了一個警報,它會觸發嗎?您是否嘗試過開發調試工具(Chrome中的F12)來逐步完成您的功能?快速瀏覽我沒有看到任何明顯的錯誤。 –
'document.landscape.inputcontrol'? –
使用onsubmit事件而不是onclick按鈕,如果函數在驗證後返回false,則不會提交表單。 – Caesar