h5輪播圖程式碼
阿新 • • 發佈：2018-11-05
下面是一個完整的h5輪播圖html程式碼，複製後把圖片改成自己的即可執行
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>h5輪播圖demo</title> <script type="text/javascript" src="/h5/js/jquery-1.11.0.min.js"></script> <!--<script type="text/javascript" src="js/commons.js"></script>--> <script type="text/javascript" src="/h5/js/util.js"></script> <style> * { margin: 0; padding: 0; text-decoration: none; } body { padding: 20px; } #container { position: relative; width: 1080px; height: 400px; border: 3px solid #333; overflow: hidden; } #list { position: absolute; z-index: 1; /*幾個圖加起來的寬度*/ width: 4320px; height: 400px; } #list img { float: left; width: 1080px; height: 400px; } #buttons { position: absolute; left: 250px; bottom: 20px; z-index: 2; height: 10px; } #buttons span { float: left; margin-right: 5px; width: 10px; height: 10px; border: 1px solid #fff; border-radius: 50%; background: #333; cursor: pointer; } #buttons .on { background: orangered; } .arrow { position: absolute; top: 180px; z-index: 2; display: none; width: 40px; height: 40px; font-size: 36px; font-weight: bold; line-height: 39px; text-align: center; color: #fff; background-color: RGBA(0, 0, 0, .3); cursor: pointer; } .arrow:hover { background-color: RGBA(0, 0, 0, .7); } #container:hover .arrow { display: block; } #prev { left: 20px; } #next { right: 20px; } </style> <script> window.onload = function() { var container = document.getElementById('container'); var list = document.getElementById('list'); var imgLen= document.getElementsByTagName('img'); var buttons = document.getElementById('buttons').getElementsByTagName('span'); var prev = document.getElementById('prev'); var next = document.getElementById('next'); var index = 1; var timer; var offset = -1080; //單個圖的寬度的負值 var maxPicNums = 5; function animate(offset) { var indexNums = 3; var newLeft = parseInt(list.style.left) + offset; list.style.left = newLeft + 'px'; //這裡定的是最大5個輪播圖， var maxOffset = maxPicNums * offset; if (newLeft > offset) { list.style.left = -maxOffset + 'px'; } if (newLeft < offset * (indexNums)) { list.style.left = offset + 'px'; } } function play() { timer = setInterval(function() { next.onclick(); }, 2000) } function stop() { clearInterval(timer); } function buttonsShow() { for (var i = 0; i < buttons.length; i++) { if (buttons[i].className == "on") { buttons[i].className = ""; } } //buttons[index - 1].className = "on"; $(buttons[index - 1]).css("on"); } prev.onclick = function() { index -= 1; if (index < 1) { index = maxPicNums } buttonsShow(); animate(Math.abs(offset)); }; next.onclick = function() { index += 1; if (index > maxPicNums) { index = 1 } animate(offset); buttonsShow(); }; for (var i = 0; i < buttons.length; i++) { (function(i) { buttons[i].onclick = function() { var clickIndex = parseInt(this.getAttribute('index')); var offset = Math.abs(offset) * (index - clickIndex); animate(offset); index = clickIndex; buttonsShow(); } })(i) } container.onmouseover = stop; container.onmouseout = play; play(); } </script> </head> <body> <div id="container"> <!--這個left值也是單個圖的寬度的負值 第一個圖放二次--> <div id="list" style="left: -1080px;"> <img src="images\slider1.jpg" alt="1" /> <img src="images\slider1.jpg" alt="1" /> <img src="images\slider2.jpg" alt="2" /> <img src="images\slider3.jpg" alt="3" /> </div> <div id="buttons"> <span index="1" class="on"></span> <span index="2"></span> <span index="3"></span> </div> <a href="javascript:;" id="prev" class="arrow"><</a> <a href="javascript:;" id="next" class="arrow">></a> </div> </body> </html>
程式碼是從網上找的修改的，親測