写了个例子 随机数1-10
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<input type="text" id='tx'>
<button onclick="rd()">计算</button>
<br>
<textarea id='con' style="width: 200px;height: 500px"></textarea>
</body>
<script type="text/javascript">
function rd () {
nb=document.getElementById('tx').value;
s='';
for(i=0;i<nb;i++){
s=s+Math.ceil(Math.random()*10)+'\n';
}
document.getElementById('con').value=s;
}
</script>
</html>
温馨提示:答案为网友推荐,仅供参考