昆仑山:眼中无形心中有穴之穴人合一

夫君子之行，静以修身，俭以养德；非澹泊无以明志，非宁静无以致远。夫学须静也，才须学也；非学无以广才，非志无以成学。怠慢则不能励精，险躁则不能冶性。年与时驰，意与岁去，遂成枯落，多不接世。悲守穷庐，将复何及！

 

简单的js 入门案例 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>计算机器</title>
    <script type="text/javascript">function computer() {
        let a = document.getElementById("input01").value
        let b = document.getElementById("input02").value
        // alert(typeof Number(a))
        // alert(typeof Number(b))
        // alert(Number(a) + Number(b))
        // document.getElementById("result").innerHTML=(Number(a) + Number(b))
        document.getElementById("result").innerText=(Number(a) + Number(b))
    }


    </script>
</head>
<body>
<h1></h1>
<div id="div1" class="divi01">
    <span>数字1:</span> <input class="input1" id="input01" type="number" value="数字1" placeholder="数字1">
    <br>
    <span>数字2:</span> <input class="input2" id="input02" type="number" value="数字2" placeholder="数字1">
    <br>
    <button value="computer" onclick="computer()">计算</button>
    <br>
    <span id="result">计算结果为:</span>
</div>
</body>
</html>

posted on 2020-10-05 09:40  Indian_Mysore  阅读(245)  评论(0)    收藏  举报

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