js分页 实例代码下载

【实例截图】

【核心代码】

//js表格 生成表格代码
//arrTh 表头信息
//arrTr 数据
    var getTable = function(arrTh, arrTr){
var s = '<table class="tbData">';
s = '<tr>';
for(var i=0; i<arrTh.length; i ) {
s = '<th>' arrTh[i] '</th>';
}
s = '</tr>';
for(var i=0; i<arrTr.length; i ) {
s = '<tr>';
for(var j=0; j<arrTr[i].length; j ) {
s = '<td>' arrTr[i][j] '</td>';
}
s = '</tr>';
}
s = '</table>';
return s;
}

//js分页
//el:分页容器 count:总记录数 pageStep:每页显示多少个 pageNum:第几页 fnGo:分页跳转函数
    var jsPage = function(el, count, pageStep, pageNum, fnGo) {
this.getLink = function(fnGo, index, pageNum, text) {
var s = '<a href="#p' index '" onclick="' fnGo '(' index ');" ';
if(index == pageNum) {
s = 'class="aCur" ';
}
text = text || index;
s = '>' text '</a> ';
return s;
}

//总页数
var pageNumAll = Math.ceil(count / pageStep);
if (pageNumAll == 1) {
divPage.innerHTML = '';
return;
}
var itemNum = 5; //当前页左右两边显示个数
pageNum = Math.max(pageNum, 1);
pageNum = Math.min(pageNum, pageNumAll);
var s = '';
if (pageNum > 1) {
s = this.getLink(fnGo, pageNum-1, pageNum, '上一页');
} else {
s = '<span>上一页</span> ';
}
var begin = 1;
if (pageNum - itemNum > 1) {
s = this.getLink(fnGo, 1, pageNum) '... ';
begin = pageNum - itemNum;
}
var end = Math.min(pageNumAll, begin itemNum*2);
if(end == pageNumAll - 1){
end = pageNumAll;
}
for (var i = begin; i <= end; i ) {
s = this.getLink(fnGo, i, pageNum);
}
if (end < pageNumAll) {
s = '... ' this.getLink(fnGo, pageNumAll, pageNum);
}
if (pageNum < pageNumAll) {
s = this.getLink(fnGo, pageNum 1, pageNum, '下一页');
} else {
s = '<span>下一页</span> ';
}
var divPage = document.getElementById(el);
divPage.innerHTML = s;
    }

//js随机内容
var jsRand = {};
//随机数字
jsRand.int = function(min,max){
return this.show('i', min, max);
}
//随机字符
jsRand.str = jsRand.string = function(min,max){
return this.show('', min, max);
}
//随机日期
jsRand.date = function(){
return this.show('d');
}
//随机金额
jsRand.money = function(min,max){
return this.show('m', min, max);
}
//随机汉字
jsRand.ch = function(min,max){
return this.show('ch', min, max);
}
jsRand.show = function(type,min,max) {
var str;
if(type == 'i') {
str = this.rand(min, max);
} else if(type == 'm') {
str = '￥' this.rand(min, max) '.00';
} else if(type == 'd') {
str = this.rand(1990,2020) '-';
str = this.rand(1,12,2) '-';
str = this.rand(1,31,2) ' ';
str = this.rand(0,23,2) ':';
str = this.rand(1,59,2);
} else {
min = min||0;
max = max||10;
str = '';
var len = this.rand(min, max);
for(var i=0; i<len; i ) {
var iChar = this.rand(48, 122);
if(type == 'ch') {
iChar = this.rand(19968, 40869);
}
var chr = String.fromCharCode(iChar);
chr = chr.replace(/&/g,"&amp;")
.replace(/</g,"&lt;")
.replace(/>/g,"&gt;")
.replace(/ /g,"&nbsp;")
.replace(/'/g,"&apos;")
.replace(/"/g,"&quot;");
str = chr;
}
}

return str;
}

jsRand.rand = function(min, max, len) {
min = min||0;
max = max||1000;
var val = min Math.round(Math.random() * (max-min));
if(len) {
while(('' val).length < len) {
val = '0' val;
}
}
return val;
}