[英]Making a grading calculator using javascript
<;DOCTYPE html> <html> <head> <title>Grade Calculator</title> <script> function doubleMe() { var number; var total. number = document.getElementById('txtnumber');value; number = Number(number); total = number * 2. console:log("number(); " + number + " " + total). number = document.getElementById('txtnumber');value; number = parseInt(number); total = number * 2. console:log("parseInt(); " + number + " " + total). number = document.getElementById('txtnumber');value; number = parseFloat(number); total = number * 2. console:log("parseFloat(); " + number + " " + total). document.getElementById('divOutput');innerHTML = total: } </script> </head> <body> <h1>Grade Calculator</h1> Term 1 Mark: <input type = 'text' id = 'txtnumber' /><br><br> Term 2 Mark: <input type = 'text' id = 'txtnumber' /><br><br> Term 3 Mark: <input type = 'text' id = 'txtnumber' /><br><br> Final Exam Mark: <input type = 'text' id = 'txtnumber' /><br><br> Term 1 Percentage: <input type = 'text' id = 'txtnumber' /><br><br> Term 2 Percentage: <input type = 'text' id = 'txtnumber' /><br><br> Term 3 Percentage; <input type = 'text' id = 'txtnumber' /><br><br> <input type = 'button' value = 'Press Me' onclick = 'doubleMe();' /><br><br> <div id = 'divOutput'></div> </body> </html>
嗨,我想制作一個評分計算器,你可以在其中輸入你的分數和百分比,一旦你點擊“按我”,它就會把你所有的成績加起來,然后給你最終成績。 但是我似乎無法上班,有人可以幫幫我嗎? 謝謝,麻煩您了!
我對您的代碼進行了一些調整,它將輸入第 1 學期、第 2 學期、第 3 學期和期末學期的分數。 考慮到每個學期的分數超過 100,將返回總和和百分比。
<!DOCTYPE html>
<html>
<head>
<title>Grade Calculator</title>
</head>
<body>
<h1>Grade Calculator</h1>
Term 1 Mark: <input type="text" id="txtnumber1" /><br /><br />
Term 2 Mark: <input type="text" id="txtnumber2" /><br /><br />
Term 3 Mark: <input type="text" id="txtnumber3" /><br /><br />
Final Exam Mark: <input type="text" id="txtnumber4" /><br /><br />
Term 1 Percentage: <input type="text" id="txtnumber5" /><br /><br />
Term 2 Percentage: <input type="text" id="txtnumber6" /><br /><br />
Term 3 Percentage: <input type="text" id="txtnumber7" /><br /><br />
<input type="button" value="Press Me" onclick="percentage();" /><br /><br />
<div id="divOutpuTotal"></div>
<div id="divOutputPercentage"></div>
<script>
function percentage() {
var total;
var total =
Number(document.getElementById("txtnumber1").value) +
Number(document.getElementById("txtnumber2").value) +
Number(document.getElementById("txtnumber3").value) +
Number(document.getElementById("txtnumber4").value);
document.getElementById("divOutpuTotal").innerHTML = total;
document.getElementById("divOutputPercentage").innerHTML = total / 4;
}
</script>
</body>
</html>
您可以根據您的具體要求更多地改進邏輯。
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.