150 lines
3.3 KiB
HTML
150 lines
3.3 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title></title>
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<style>
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#data {
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border-collapse: collapse;
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}
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#data td, #data th {
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width: 120px;
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height: 40px;
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text-align: center;
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border: 1px solid black;
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}
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#buttons {
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margin: 10px 0;
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}
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#adv {
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width: 200px;
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height: 200px;
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position: absolute;
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top: 10px;
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right: 10px;
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background-color: blue;
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}
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</style>
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</head>
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<body>
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<table id="data">
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<caption>数据统计表</caption>
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<thead>
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<tr>
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<th>姓名</th>
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<th>年龄</th>
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<th>性别</th>
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<th>身高</th>
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<th>体重</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>Item1</td>
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<td>Item2</td>
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<td>Item3</td>
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<td>Item4</td>
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<td>Item5</td>
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</tr>
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<tr>
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<td>Item1</td>
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<td>Item2</td>
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<td>Item3</td>
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<td>Item4</td>
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<td>Item5</td>
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</tr>
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<tr>
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<td>Item1</td>
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<td>Item2</td>
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<td>Item3</td>
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<td>Item4</td>
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<td>Item5</td>
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</tr>
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<tr>
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<td>Item1</td>
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<td>Item2</td>
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<td>Item3</td>
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<td>Item4</td>
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<td>Item5</td>
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</tr>
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<tr>
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<td>Item1</td>
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<td>Item2</td>
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<td>Item3</td>
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<td>Item4</td>
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<td>Item5</td>
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</tr>
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<tr>
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<td>Item1</td>
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<td>Item2</td>
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<td>Item3</td>
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<td>Item4</td>
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<td>Item5</td>
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</tr>
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</tbody>
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</table>
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<div id="buttons">
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<button id="pretty">隔行换色</button>
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<button id="clear">清除数据</button>
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<button id="remove">删除一行</button>
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<button id="hide">表格淡出</button>
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</div>
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<div id="adv"></div>
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<script>
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const pretty = document.querySelector('#pretty')
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pretty.addEventListener('click', (evt) => {
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let rows = document.querySelectorAll('#data>tbody>tr')
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rows.forEach((row, i) => {
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let color = (i % 2 == 0 ? 'lightgray' : 'lightseagreen')
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row.style.backgroundColor = color
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})
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})
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const clear = document.querySelector('#clear')
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clear.addEventListener('click', (evt) => {
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let cols = document.querySelectorAll('#data>tbody>tr>td')
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cols.forEach((col) => {
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col.innerHTML = ''
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})
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})
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const remove = document.querySelector('#remove')
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remove.addEventListener('click', (evt) => {
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let tbody = document.querySelector('#data>tbody')
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let lastRow = tbody.lastElementChild
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if (lastRow) {
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tbody.removeChild(lastRow)
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}
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})
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var opacity = 100
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var delta = -5
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const table = document.querySelector('#data')
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const hide = document.querySelector('#hide')
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hide.addEventListener('click', (evt) => {
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let button = evt.target
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setTimeout(function() {
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opacity += delta
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table.style.opacity = opacity / 100
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if (opacity == 0 || opacity == 100) {
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delta = -delta
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button.textContent = opacity == 0? '表格淡入' : '表格淡出'
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} else {
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setTimeout(arguments.callee, 50)
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}
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}, 50)
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})
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let adv = document.querySelector('#adv')
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adv.addEventListener('click', (evt) => {
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// 读取样式
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let currentStyle = document.defaultView.getComputedStyle(adv)
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let top = parseInt(currentStyle.top) + 5
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// 修改样式
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adv.style.top = top + 'px'
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let right = parseInt(currentStyle.right) + 5
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adv.style.right = right + 'px'
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})
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</script>
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</body>
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</html>
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