study/02_JavaScript/event/onclick.html at master · ItJava/study

41 lines (24 loc) · 938 Bytes

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>onClick 事件</title>

</head>
<body>

<button onclick="alert('静态注册   点击了按钮一')">静态注册事件按钮一点击</button><br/>
<button onclick="alert('静态注册   点击了按钮二')">静态注册事件按钮二点击</button><br/>
<button onclick="alert('静态注册   点击了按钮三')">静态注册事件按钮三点击</button><br/>
<button id="btn4">动态注册事件按钮四点击</button><br/>
<button id="btn5">动态注册事件按钮五点击</button><br/>

</body>

<script type="text/javascript">

    var btn4obj=document.getElementById("btn4")
    btn4obj.onclick=function () {

        alert("按钮四  动态注册，点击事件")

    }

    var btn5obj=document.getElementById("btn5");
    btn5obj.onclick=function () {

        alert("按钮五  动态注册，点击事件")

    }

</script>

</html>

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