本文實例為大家分享了js圖片輪播效果的具體代碼，供大家參考，具體內容如下
<head> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>大圖輪播</title> <style type="text/css"> * { margin: 0px; padding: 0px; } #container { width: 500px; height: 300px; /*border: 1px solid black;*/ position: relative; overflow: hidden; } .btn { height: 100%; width: 30px; /*border: 1px solid red;*/ position: absolute; text-align: center; line-height: 300px; font-size: 40px; font-weight: 900; color: black; opacity: 0.3; transition: 0.6s; z-index: 999; background-color: white; } .btn:hover { cursor: pointer; opacity: 0.8; } #left-btn { left: 0px; top: 0px; } #right-btn { right: 0px; top: 0px; } #ad-container { width: 2500px; height: 300px; /*border: 1px solid blue;*/ position: relative; } .ad { width: 500px; height: 300px; float: left; text-align: center; line-height: 300px; font-size: 100px; font-family: "微軟雅黑"; } </style> </head> <body> <div id="container"> <div id="left-btn" class="btn"> <</div> <div id="right-btn" class="btn">></div> <div id="ad-container"> <div class="ad" style="background-color: mediumpurple;">1</div> <div class="ad" style="background-color: yellowgreen;">2</div> <div class="ad" style="background-color: rosybrown;">3</div> <div class="ad" style="background-color: salmon;">4</div> <div class="ad" style="background-color: cyan;">5</div> </div> </div> </body></html><script type="text/javascript"> var rightBtn = document.getElementById("right-btn"); var leftBtn = document.getElementById("left-btn"); var n = 1;/* var count = 1*/; var arr = new Array();/* var m=1;*/ rightBtn.onclick = function() { var x = window.setInterval("to_right()", 20); arr.push(x); } function clear() { for(var i in arr) { window.clearInterval(arr[i]); } } function to_right() { var adContainer = document.getElementById("ad-container"); if(n == 5) { clear(); } else if(adContainer.offsetLeft != n * (-500)) { adContainer.style.marginLeft = adContainer.offsetLeft - 25 + "px"; } else { n++; clear(); } } var arr1 = new Array(); leftBtn.onclick = function() { var y = window.setInterval("to_left()", 20); arr1.push(y); } function clear2() { for(var y in arr1) { window.clearInterval(arr1[y]); } } function to_left() { var adContainer = document.getElementById("ad-container"); if(n == 1) { clear2(); } else if(adContainer.offsetLeft != (n-2) * (-500)) { adContainer.style.marginLeft = adContainer.offsetLeft + 25 + "px"; } else { n--; clear2(); } } </script>精彩專題分享：jQuery圖片輪播 JavaScript圖片輪播
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