本文实例为大家分享了javascript实现前端分页效果的具体代码，供大家参考，具体内容如下需求：实现分页请求表格数据，ajax暂时没写，只写了分页的功能。效果图：当页数是第一页的时候，首页和向前那个按钮处于禁止点击的状态各个按钮都正常的状态当页数是第一页的时候，首页和向前那个按钮处于禁止点击的状态各部分的代码如下：html部分：



CSS部分：
* {

padding: 0;

margin: 0;


}

body,
html {

width: 100%;

height: 100%;
}


.pageBox{

width: 60%;

margin-left: 20%;

margin-top: 200px;

position: relative;

height: 50px;

}
.pageBox>div{

float: left;

margin: 0 10px;
}
.pageContent>button{

float: left;

margin: 0px 4px;

border: none;

outline: none;
}
.goPage,.pageTotal{
height: 30px;
vertical-align: middle;
font-size: 14px;

}
.goPage{
right: 50px;
}
.goPage span{
display: inline-block;
color: #999999;

}
.goPage input{
display: inline-block;
width: 50px;
height: 30px;
margin: 0px 5px;
border: none;
border: 1px solid #ccc;
border-radius: 4px;
text-align: center;
}
.pageTotal{
left: 50px;
line-height: 30px;
font-size: 15px;
color: #999;
}
.pageTotal span{
margin: 0 3px;
color: #333;
}

.selectSize{
width: 100px;
height: 30px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 14px;
text-align: center;
line-height: 30px;
vertical-align: middle;
position: relative;

}
.selectSize>div{
float: left;
margin-left: 5px;
}
.icona{
width: 20px;
height: 20px;
background-image: url('./down.png');
background-size: 100% 100%;
background-position: center center;
margin-top: 5px;
cursor: pointer;
position: absolute;
right: 6px;

}
.pageSelectShow{
width: 100px;
height: 162px;
border: 1px solid #ccc;
overflow-y: auto;
position: absolute;
top: -170px;
left: 400px;
list-style: none;
font-size: 15px;
display: none;
background: #fff;
border-radius: 3px;
}
.pageSelectShow li{
width: 100%;
height: 40px;
line-height: 40px;
text-align: center;
cursor: pointer;

}
.pageContent>div{
cursor: pointer;
height: 30px;

}
.firstPage,.lastPage{
width: 60px;
}
.firstPage,.lastPage,.showPage{
background:rgb(67, 133, 255);
color: #fff;
font-size: 15px;
line-height: 30px;
text-align: center;
border-radius: 4px;
}
.showPage{
width: 40px;
}
.prevPage,.nextPage{
height: 30px;
width: 50px;
border: 1px solid #ccc;
border-radius: 4px;
background-repeat: no-repeat;
background-position: center center;
background-size: 20px 20px;

}
.prevPage{
background-image: url('./prev.png');

}
.nextPage{
background-image: url('./next.png');
}
.nowtouch{
color:#009E94
}
* {

padding: 0;

margin: 0;


}

body,
html {

width: 100%;

height: 100%;
}


.pageBox{

width: 60%;

margin-left: 20%;

margin-top: 200px;

position: relative;

height: 50px;

}
.pageBox>div{

float: left;

margin: 0 10px;
}
.pageContent>button{

float: left;

margin: 0px 4px;

border: none;

outline: none;
}
.goPage,.pageTotal{
height: 30px;
vertical-align: middle;
font-size: 14px;

}
.goPage{
right: 50px;
}
.goPage span{
display: inline-block;
color: #999999;

}
.goPage input{
display: inline-block;
width: 50px;
height: 30px;
margin: 0px 5px;
border: none;
border: 1px solid #ccc;
border-radius: 4px;
text-align: center;
}
.pageTotal{
left: 50px;
line-height: 30px;
font-size: 15px;
color: #999;
}
.pageTotal span{
margin: 0 3px;
color: #333;
}

.selectSize{
width: 100px;
height: 30px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 14px;
text-align: center;
line-height: 30px;
vertical-align: middle;
position: relative;

}
.selectSize>div{
float: left;
margin-left: 5px;
}
.icona{
width: 20px;
height: 20px;
background-image: url('./down.png');
background-size: 100% 100%;
background-position: center center;
margin-top: 5px;
cursor: pointer;
position: absolute;
right: 6px;

}
.pageSelectShow{
width: 100px;
height: 162px;
border: 1px solid #ccc;
overflow-y: auto;
position: absolute;
top: -170px;
left: 400px;
list-style: none;
font-size: 15px;
display: none;
background: #fff;
border-radius: 3px;
}
.pageSelectShow li{
width: 100%;
height: 40px;
line-height: 40px;
text-align: center;
cursor: pointer;

}
.pageContent>div{
cursor: pointer;
height: 30px;

}
.firstPage,.lastPage{
width: 60px;
}
.firstPage,.lastPage,.showPage{
background:rgb(67, 133, 255);
color: #fff;
font-size: 15px;
line-height: 30px;
text-align: center;
border-radius: 4px;
}
.showPage{
width: 40px;
}
.prevPage,.nextPage{
height: 30px;
width: 50px;
border: 1px solid #ccc;
border-radius: 4px;
background-repeat: no-repeat;
background-position: center center;
background-size: 20px 20px;

}
.prevPage{
background-image: url('./prev.png');

}
.nextPage{
background-image: url('./next.png');
}
.nowtouch{
color:#009E94
}JS代码：
//点击显示选择条数的div
var showFlag = true;
var numcount = 1;//默认第一页
var dataLength =10000;
$('#dataLength').text(dataLength);
var allCount = Math.ceil(dataLength / 10);
console.log(allCount);
//分页跳转
$('.showPage').text(numcount)
if (numcount === 1) {

firstDis(true, 'not-allowed', '0.5')
}
if (numcount === allCount) {

lastDis(true, 'not-allowed', '0.5')

}

$('.icona').click(function () {

if (showFlag) {

$('.pageSelectShow').css({

'display': 'block'

});

$('.icona').css({

'background-image': 'url(' + './up.png' + ')'

})

showFlag = !showFlag;


} else {

$('.pageSelectShow').css({

'display': 'none'

})

$('.icona').css({

'background-image': 'url(' + './down.png' + ')'

})

showFlag = !showFlag;

}
})
//点击选择条数
//

$('.pageSelectShow li').click(function (e) {

console.log(e.target.innerHTML)

var countLength = e.target.innerHTML

for(var i = 0; i < countLength.length;i++){

console.log(countLength[i])

}

$('.numSelect').text($(this).data('num'));

allCount = Math.ceil(dataLength / e.target.dataset.num);



if(allCount == 1){

firstDis(true, 'not-allowed', '0.5');

lastDis(true, 'not-allowed', '0.5')

}else{

firstDis(true, 'not-allowed', '0.5')

lastDis(false, 'pointer', '1')

}

$(this).addClass('nowtouch').siblings().removeClass('nowtouch')

$('.pageSelectShow').css({

'display': 'none'

})

$('.icona').css({

'background-image': 'url(' + './down.png' + ')'

})
})

//点击首页
$('.firstPage').click(function () {

numcount = 1;

$('.showPage').text(numcount);

firstDis(true, 'not-allowed', '0.5')

lastDis(false, 'pointer', '1')
})
//点击上一页
$('.prevPage').click(function () {

var prevNum = Number($('.showPage').text());

prevNum--;

$('.showPage').text(prevNum);

if (prevNum == numcount) {

firstDis(true, 'not-allowed', '0.5')

} else {

lastDis(false, 'pointer', '1')

}
})
//点击下一页
$('.nextPage').click(function () {

var prevNum = Number($('.showPage').text());

prevNum++

firstDis(false, 'pointer', '1')

$('.showPage').text(prevNum);

if (prevNum == allCount) {

lastDis(true, 'not-allowed', '0.5')

} else {

lastDis(false, 'pointer', '1')

}
})
//点击尾页
$('.lastPage').click(function () {

numcount = allCount

$('.showPage').text(allCount);

firstDis(false, 'pointer', '1')

lastDis(true, 'not-allowed', '0.5')
})
//当页码为1,禁止点击的函数
function firstDis(boolVal, cursorVal, opacityVal) {

$('.firstPage').attr('disabled', boolVal);

$('.firstPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})

$('.prevPage').attr('disabled', boolVal);

$('.prevPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})
}
//当页码为20,禁止点击的函数
function lastDis(boolVal, cursorVal, opacityVal) {

$('.lastPage').attr('disabled', boolVal);

$('.lastPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})

$('.nextPage').attr('disabled', boolVal);

$('.nextPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})
}
//键盘事件
$('#goPageInp').on('keydown', function (e) {

if (e.keyCode == 13) {

var vals = e.target.value;

console.log(Number(vals));

$(this).blur();

if(Number(vals) && Number(vals) <=allCount ){

$('.showPage').text(vals);

if (vals == allCount) {

firstDis(false, 'pointer', '1')

lastDis(true, 'not-allowed', '0.5')

}

if (vals == numcount) {

lastDis(false, 'pointer', '1')

firstDis(true, 'not-allowed', '0.5')

}

e.target.value = ''

}else{

alert('输入错误');

e.target.value = ''

}





}
})
//点击显示选择条数的div
var showFlag = true;
var numcount = 1;//默认第一页
var dataLength =10000;
$('#dataLength').text(dataLength);
var allCount = Math.ceil(dataLength / 10);
console.log(allCount);
//分页跳转
$('.showPage').text(numcount)
if (numcount === 1) {

firstDis(true, 'not-allowed', '0.5')
}
if (numcount === allCount) {

lastDis(true, 'not-allowed', '0.5')

}

$('.icona').click(function () {

if (showFlag) {

$('.pageSelectShow').css({

'display': 'block'

});

$('.icona').css({

'background-image': 'url(' + './up.png' + ')'

})

showFlag = !showFlag;


} else {

$('.pageSelectShow').css({

'display': 'none'

})

$('.icona').css({

'background-image': 'url(' + './down.png' + ')'

})

showFlag = !showFlag;

}
})
//点击选择条数
//

$('.pageSelectShow li').click(function (e) {

console.log(e.target.innerHTML)

var countLength = e.target.innerHTML

for(var i = 0; i < countLength.length;i++){

console.log(countLength[i])

}

$('.numSelect').text($(this).data('num'));

allCount = Math.ceil(dataLength / e.target.dataset.num);



if(allCount == 1){

firstDis(true, 'not-allowed', '0.5');

lastDis(true, 'not-allowed', '0.5')

}else{

firstDis(true, 'not-allowed', '0.5')

lastDis(false, 'pointer', '1')

}

$(this).addClass('nowtouch').siblings().removeClass('nowtouch')

$('.pageSelectShow').css({

'display': 'none'

})

$('.icona').css({

'background-image': 'url(' + './down.png' + ')'

})
})

//点击首页
$('.firstPage').click(function () {

numcount = 1;

$('.showPage').text(numcount);

firstDis(true, 'not-allowed', '0.5')

lastDis(false, 'pointer', '1')
})
//点击上一页
$('.prevPage').click(function () {

var prevNum = Number($('.showPage').text());

prevNum--;

$('.showPage').text(prevNum);

if (prevNum == numcount) {

firstDis(true, 'not-allowed', '0.5')

} else {

lastDis(false, 'pointer', '1')

}
})
//点击下一页
$('.nextPage').click(function () {

var prevNum = Number($('.showPage').text());

prevNum++

firstDis(false, 'pointer', '1')

$('.showPage').text(prevNum);

if (prevNum == allCount) {

lastDis(true, 'not-allowed', '0.5')

} else {

lastDis(false, 'pointer', '1')

}
})
//点击尾页
$('.lastPage').click(function () {

numcount = allCount

$('.showPage').text(allCount);

firstDis(false, 'pointer', '1')

lastDis(true, 'not-allowed', '0.5')
})
//当页码为1,禁止点击的函数
function firstDis(boolVal, cursorVal, opacityVal) {

$('.firstPage').attr('disabled', boolVal);

$('.firstPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})

$('.prevPage').attr('disabled', boolVal);

$('.prevPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})
}
//当页码为20,禁止点击的函数
function lastDis(boolVal, cursorVal, opacityVal) {

$('.lastPage').attr('disabled', boolVal);

$('.lastPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})

$('.nextPage').attr('disabled', boolVal);

$('.nextPage').css({

'cursor': cursorVal,

'opacity': opacityVal

})
}
//键盘事件
$('#goPageInp').on('keydown', function (e) {

if (e.keyCode == 13) {

var vals = e.target.value;

console.log(Number(vals));

$(this).blur();

if(Number(vals) && Number(vals) <=allCount ){

$('.showPage').text(vals);

if (vals == allCount) {

firstDis(false, 'pointer', '1')

lastDis(true, 'not-allowed', '0.5')

}

if (vals == numcount) {

lastDis(false, 'pointer', '1')

firstDis(true, 'not-allowed', '0.5')

}

e.target.value = ''

}else{

alert('输入错误');

e.target.value = ''

}





}
})以上就是本文的全部内容，希望对大家的学习有所帮助。