设置计算器外框架在设置计算器数值输入键位还有四则运算等键位

  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4.     <meta charset="UTF-8">
  5.     <title>计算器制作</title>
  6.     <link rel="stylesheet" type="text/css" href="jisuanqi1.css">
  7. </head>
  8. <body onload="init(),init_dodoke()">
  9.     <div id="div1">
  10.         <div class="jojo">
  11.         <div id="div2">
  12.             <form>
  13.                 <input type="text" name="num" id="num">
  14.             </form>
  15.         </div>
  16.         <div id="div3">
  17.             <form>
  18.                 <input type="button" value="C" id="" />
  19.                 <input type="button" value="←" id="" />
  20.                 <input type="button" value="+/-" id="" />
  21.                 <input type="button" value="/" id="" />
  22.                 <input type="button" value="7" id="" />
  23.                 <input type="button" value="8" id="" />
  24.                 <input type="button" value="9" id="" />
  25.                 <input type="button" value="*" id="" />
  26.                 <input type="button" value="4" id="" />
  27.                 <input type="button" value="5" id="" />
  28.                 <input type="button" value="6" id="" />
  29.                 <input type="button" value="-" id="" />
  30.                 <input type="button" value="1" id="n1" />
  31.                 <input type="button" value="2" id="" />
  32.                 <input type="button" value="3" id="" />
  33.                 <input type="button" value="+" id="" />
  34.                 <input type="button" value="0" id="" />
  35.                 <input type="button" value="." id="" />
  36.                 <input type="button" value="=" id="" />
  37.                 <input type="button" value="D" id="dodoke" />
  38.             </form>
  39.         </div>
  40.         </div>
  41.     </div>
  42. </body>
  43. <script type="text/javascript" src="jisuanqi1.js"></script>
  44. </html>
  45. <!-- 小数点减号存在bug -->