91 lines
2.6 KiB
HTML
91 lines
2.6 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>JS-事件-常见事件</title>
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</head>
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<body>
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<form action="" style="text-align: center;">
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<input type="text" name="username" id="username">
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<input type="text" name="age" id="age">
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<input id="b1" type="submit" value="提交">
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<input id="b2" type="button" value="单击事件">
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</form>
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<br><br><br>
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<table width="800px" border="1" cellspacing="0" align="center">
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<tr>
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<th>学号</th>
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<th>姓名</th>
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<th>分数</th>
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<th>评语</th>
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</tr>
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<tr align="center">
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<td>001</td>
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<td>张三</td>
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<td>90</td>
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<td>很优秀</td>
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</tr>
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<tr align="center" id="last">
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<td>002</td>
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<td>李四</td>
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<td>92</td>
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<td>优秀</td>
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</tr>
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</table>
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<script>
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//click: 鼠标点击事件
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document.querySelector('#b2').addEventListener('click', () => {
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console.log("我被点击了...");
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})
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//mouseenter: 鼠标移入
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document.querySelector('#last').addEventListener('mouseenter', () => {
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console.log("鼠标移入了...");
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})
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//mouseleave: 鼠标移出
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document.querySelector('#last').addEventListener('mouseleave', () => {
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console.log("鼠标移出了...");
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})
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//keydown: 某个键盘的键被按下
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document.querySelector('#username').addEventListener('keydown', () => {
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console.log("键盘被按下了...");
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})
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//keyup: 某个键盘的键被抬起
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document.querySelector('#username').addEventListener('keyup', () => {
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console.log("键盘被抬起了...");
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})
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//blur: 失去焦点事件
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document.querySelector('#age').addEventListener('blur', () => {
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console.log("失去焦点...");
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})
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//focus: 元素获得焦点
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document.querySelector('#age').addEventListener('focus', () => {
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console.log("获得焦点...");
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})
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//input: 用户输入时触发
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document.querySelector('#age').addEventListener('input', () => {
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console.log("用户输入时触发...");
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})
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//submit: 提交表单事件
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document.querySelector('form').addEventListener('submit', () => {
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alert("表单被提交了...");
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})
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</script>
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</body>
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</html> |