<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title>原生js分页</title>
<style type="text/css">
#pageNav { display: inline-block; }
#pageNav a { display: inline-block; width: 30px; height: 30px; line-height: 30px; text-align: center; color: #000; margin-right: 10px; text-decoration: none; background: #fff; }
#pageNav a.active, #pageNav a:hover { background: #2176FF; color: #fff; }
</style>
</head>
<body>
<div id="pageBox">
<div id="containet">
<ul id="pageMain">
<li>这是内容标题 第1条</li>
<li>这是内容标题 第2条</li>
<li>这是内容标题 第3条</li>
<li>这是内容标题 第4条</li>
<li>这是内容标题 第5条</li>
<li>这是内容标题 第6条</li>
</ul>
</div>
<span id="prev">上一页</span>
<ul id="pageNav"></ul>
<span id="next">下一页</span>
</div>
</body>
</html>
<script>
window.onload = function(){
tabPage({
pageMain : 'pageMain',
pageNav : 'pageNav',
pagePrev: 'prev',
pageNext: 'next',
curNum: 3, //每页显示的条数
activeClass: 'active', //高光显示的class
ini: 0 //初始化显示的页面
});
function tabPage(tabPage){
var pageMain = document.getElementById(tabPage.pageMain); //获取内容列表
var pageNav = document.getElementById(tabPage.pageNav); //获取分页
var pagePrev = document.getElementById(tabPage.pagePrev); //上一页
var pageNext = document.getElementById(tabPage.pageNext); //下一页
var curNum = tabPage.curNum; //每页显示数
var len = Math.ceil(pageMain.children.length / curNum); //计算总页数
var pageList = ''; //生成页码
var iNum = 0; //当前的索引值index
for(var i = 0; i < len; i++){
pageList+='<a href="javascript:;">'+ ( i + 1)+'</a>';
}
pageNav.innerHTML = pageList;
pageNav.children[0].className = tabPage.activeClass; //头一页加高亮显示
for(var i = 0; i < pageNav.children.length; i++){
pageNav.children[i].index = i;
pageNav.children[i].onclick = function(){
for(var t = 0; t < pageNav.children.length; t++){ pageNav.children[t].className = ''; }
this.className = tabPage.activeClass; iNum = this.index; ini(iNum);
};
}
//下一页
pageNext.onclick = function(){
if(iNum == len - 1){ alert('已经是最后一页'); return false; }
else{
for(var t = 0; t < pageNav.children.length; t++){ pageNav.children[t].className = ''; }
iNum++;
pageNav.children[iNum].className = tabPage.activeClass;
ini(iNum);
}
};
//上一页
pagePrev.onclick = function(){
if(iNum == 0){ alert('当前是第一页'); return false; }
else{
for(var t = 0; t < pageNav.children.length; t++){ pageNav.children[t].className = ''; }
iNum--;
pageNav.children[iNum].className = tabPage.activeClass;
ini(iNum);
}
};
function ini(iNum){
for(var i = 0; i < pageMain.children.length; i++){ pageMain.children[i].style.display = 'none'; }
for(var i = 0; i < curNum; i++){
if(pageMain.children[(iNum * curNum + i)] == undefined){ continue; }
pageMain.children[(iNum * curNum + i)].style.display = 'block'; }
}
ini(iNum);
}
};
</script>
// <![CDATA[ window.onload = function(){ tabPage({ pageMain : 'pageMain', pageNav : 'pageNav', pagePrev: 'prev', pageNext: 'next', curNum: 3, //每页显示的条数 activeClass: 'active', //高光显示的class ini: 0 //初始化显示的页面 }); function tabPage(tabPage){ var pageMain = document.getElementById(tabPage.pageMain); //获取内容列表 var pageNav = document.getElementById(tabPage.pageNav); //获取分页 var pagePrev = document.getElementById(tabPage.pagePrev); //上一页 var pageNext = document.getElementById(tabPage.pageNext); //下一页 var curNum = tabPage.curNum; //每页显示数 var len = Math.ceil(pageMain.children.length / curNum); //计算总页数 var pageList = ''; //生成页码 var iNum = 0; //当前的索引值index for(var i = 0; i < len; i++){ pageList+='<a href="javascript:;">'+ ( i + 1)+'</a>'; } pageNav.innerHTML = pageList; pageNav.children[0].className = tabPage.activeClass; //头一页加高亮显示 for(var i = 0; i < pageNav.children.length; i++){ pageNav.children[i].index = i; pageNav.children[i].onclick = function(){ for(var t = 0; t < pageNav.children.length; t++){ pageNav.children[t].className = ''; } this.className = tabPage.activeClass; iNum = this.index; ini(iNum); }; } //下一页 pageNext.onclick = function(){ if(iNum == len - 1){ alert('已经是最后一页'); return false; }else{ for(var t = 0; t < pageNav.children.length; t++){ pageNav.children[t].className = ''; } iNum++; pageNav.children[iNum].className = tabPage.activeClass; ini(iNum); } }; //上一页 pagePrev.onclick = function(){ if(iNum == 0){ alert('当前是第一页'); return false; }else{ for(var t = 0; t < pageNav.children.length; t++){ pageNav.children[t].className = ''; } iNum--; pageNav.children[iNum].className = tabPage.activeClass; ini(iNum); } }; function ini(iNum){ for(var i = 0; i < pageMain.children.length; i++){ pageMain.children[i].style.display = 'none'; } for(var i = 0; i < curNum; i++){ if(pageMain.children[(iNum * curNum + i)] == undefined){ continue; } pageMain.children[(iNum * curNum + i)].style.display = 'block'; } } ini(iNum); } }; // ]]>
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