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所以基本上,我正在做一個網頁來計算我的學習成績,但我不能讓它的輸入值打印結果...相反,它打印[對象HTMLInputElement]對象HTMLInputElement JavaScript錯誤
這裏是我的JavaScript代碼:
<script type="text/javascript"> </script>
<script>
window.onload = function() {
var quran = document.getElementById('quran').value;
var islamic = document.getElementById('islamic').value;
var arabic = document.getElementById('arabic').value;
var english = document.getElementById('english').value;
var games = document.getElementById('games').value;
var pc = document.getElementById('pc').value;
var maths = document.getElementById('maths').value;
var chem = document.getElementById('chem').value;
var phys = document.getElementById('phys').value;
var bio = document.getElementById('bio').value;
var social = document.getElementById('social').value;
var result = Number(quran) + Number(islamic) + Number(arabic) + Number(english) + Number(games) + Number(pc) + Number(maths) + Number(chem) + Number(phys) + Number(bio) + Number(social);
}
function resultFunc() {
document.getElementById('result').value = result;
}
</script>
這裏是一個與輸入表:
<table class="rwd-table">
<tr>
<th>المادة الدراسية</th>
<th>الدرجة العظمى</th>
<th>درجة الطالب</th>
</tr>
<tr>
<td data-th="Movie Title">القرآن الكريم</td>
<td data-th="Genre">20</td>
<td data-th="Year"> <input value="" id="quran" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">التربية الإسلامية</td>
<td data-th="Genre">40</td>
<td data-th="Year"> <input value="" id="islamic" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">اللغة العربية</td>
<td data-th="Genre">60</td>
<td data-th="Year"> <input value="" id="arabic" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">اللغة الإنجليزية</td>
<td data-th="Genre">60</td>
<td data-th="Year"> <input value="" id="english" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">البدنية</td>
<td data-th="Genre">20</td>
<td data-th="Year"> <input value="" id="games" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">الحاسوب</td>
<td data-th="Genre">20</td>
<td data-th="Year"> <input value="" id="pc" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">الرياضيات</td>
<td data-th="Genre">80</td>
<td data-th="Year"> <input value="" id="maths" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">الكيمياء</td>
<td data-th="Genre">60</td>
<td data-th="Year"> <input value="" id="chem" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">الفيزياء</td>
<td data-th="Genre">60</td>
<td data-th="Year"> <input value="" id="phys" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">الأحياء</td>
<td data-th="Genre">40</td>
<td data-th="Year"> <input value="" id="bio" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<td data-th="Movie Title">الإجتماعيات</td>
<td data-th="Genre">40</td>
<td data-th="Year"> <input value="" id="social" style="width: 70px;" type="text"/> </td>
</tr>
<tr>
<th>المجموع</th>
<th>500</th>
<th> <input style="width: 70px; background-color: gray;" id="result" value="" readonly /> </th>
</tr>
<tr>
<th style="font-size: 20px;">النسبة</th>
<th></th>
<th> <input style="width: 70px; background-color: gray;" value="" readonly /> </th>
</tr>
<tr>
<th></th>
<th> <input onClick="resultFunc()" type="submit" id="submit" value="اضغط هنا لحساب النسبة المئوية" /> </th>
<th></th>
</tr>
</table>
很抱歉的阿拉伯語詞彙,只是看代碼:)
我甚至試圖打印結果在單元格中,而不是輸入標籤,但它給了我一個類似的錯誤,而不是打印結果...