示例代码如下:
<input type="text" id="money" name="money" required="required" oninput="value=value.replace(/[^\d]/g,'')"  placeholder="请输入充值金额" style="height: 80px;line-height: 80px;">
 
The End
<input type="text" id="money" name="money" required="required" oninput="value=value.replace(/[^\d]/g,'')"  placeholder="请输入充值金额" style="height: 80px;line-height: 80px;">