<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<!--1.编写一个程序,计算增加后的工资。要求工龄满5,增加20%工资;若2—4,则增加15%;若小于2,则增加10%工资。-->
<div id="box">
<p>输入工作年份<input type="text" id="life"></p>
<p>输入工资<input type="text" id="wage"></p>
<button id="btn">点击我计算</button>
<p id="result">结果:</p>
</div>
<script>
var btn =document.querySelector("#btn");
var life=document.querySelector("#life");
var wage =document.querySelector("#wage");
var result =document.querySelector("#result");
btn.addEventListener('click',function () {
var cont =parseInt(life.value);
life.value ='';
var qian =parseInt(wage.value);
wage.value ='';
if(cont >=5){
qian+=qian*0.2;
}else if(cont>=2&&cont<=4){
qian+=qian*0.15;
}else{
qian+=qian*0.1;
}
return result.innerText=qian;
})
</script>
</body>
</html>