js做个人所得税计算器

<!doctype>

<html>

  <head>

    <meta charset="uft-8">

    <title></title>

  </head>

  <body>

    <script>

      function gz(){

        var a = prompt("请输入您的工资");

        var b = 0;

        if(a<=3500){

          alert("您无需缴税");

        }else if(a>3500,a<=5000){

          b=(a-3500)*0.03

          alert("您需要缴税"+b+"元");

        }else if(a>5000,a<=9000){

          b=(a-5000*)*0.1+45

          alert("您需要缴税"+b+"元");

        }else{

          b=(a-9000)*0.2+445

          alert("您需要缴税"+b+"元");

        }

      }

    </script>

    <button onclick="gz()">个人所得税计算器</button>

  </body>

</html>

原文地址:https://www.cnblogs.com/cuichaobo/p/10446718.html