• 原生JS实现分页跳转


    效果如下,支持跳转、设置每页条数

    代码如下

    <!doctype html>
    <html>
    <head>
        <meta charset="UTF-8">
        <title>....</title>
        <style type="text/css">
            .ui-pagination .jump,
            .ui-pagination .page,
            .ui-pagination .pagesize,
            .ui-pagination ul > li {
                display: inline-block
            }
    
            .ui-pagination {
                margin: 10px 0;
                padding: 0;
                text-align: right;
                font-size: 14px;
                color: #666;
            }
    
            .ui-pagination .pagesize-wrap {
                display: inline-block;
            }
    
            .ui-pagination .pagesize-wrap select {
                min- 50px;
                height: 30px;
                line-height: 40px;
                border: 1px solid #eee;
                background-color: #fff;
                outline: 0;
            }
    
            .ui-pagination .jump, .ui-pagination .pagesize {
                margin-left: 20px;
            }
    
            .ui-pagination ul {
                margin: 0;
                padding: 0
            }
    
            .ui-pagination ul > li {
                margin: 0;
                padding: 0;
                list-style: none
            }
    
            .ui-pagination ul > [disabled="true"] > a {
                background-color: #ffffff !important;
                color: #ccc !important;
                cursor: not-allowed;
                opacity: .7
            }
    
            .ui-pagination ul > li.current a, .ui-pagination ul > li > a:hover {
                color: #fff;
                background-color: #29a4db
            }
    
            .ui-pagination ul > li > a {
                display: block;
                padding: 5px 10px;
                font-size: 14px;
                border: 1px solid #eee;
                border-radius: 4px;
                margin-right: 5px;
                color: #666;
                text-decoration: none;
            }
    
            .ui-pagination .goto-input {
                padding: 5px 10px;
                line-height: 16px;
                border: 1px solid #eee;
                margin: 0 5px;
                 30px;
                outline: 0
            }
    
            .ui-pagination a.go {
                padding: 3px 10px;
                font-size: 14px;
                border: 1px solid #ddd;
                background-color: #eee;
                margin-left: 10px;
                text-decoration: none;
                color: #666;
            }
    
            .ui-pagination a.go:hover {
                background-color: #29a4db;
                color: #fff
            }
    
            .ui-pagination .total-text {
                float: left;
            }
        </style>
    </head>
    
    <body>
    <div id='page' style="padding-top: 30px"></div>
    
    <script>
        ;(function (window) {
            function Pagination(obj) {
                this.el = document.getElementById(obj.el);
                if (!this.el) return;
                this.current = obj.current || 1;//当前页码数
                this.total = obj.total || 1;//后台返回的总记录条数
                this.pageNum = 0;//总分页数
                this.pageSize = obj.pageSize || 10;//每页查询显示的条数
                this.sizeType = obj.sizeType || [10, 20, 50, 100];
                this.type = obj.type || 'normal';
                this.onPage = obj.onPage || function () {
                };//点击页码执行的函数,两个参数,当前页数,每页查询条数
                this.isShowSizeOption = obj.isShowSizeOption || false;//是否显示查询条数选择框
                this.isShowPrevNext = obj.isShowPrevNext == null ? true : obj.isShowPrevNext;//是否显示上下页
                this.isShowTotal = obj.isShowTotal == null ? true : obj.isShowTotal;//是否显示总页数
                this.isShowJumpPage = obj.isShowJumpPage == null ? true : obj.isShowJumpPage;//是否显示跳转
                var pageText = obj.paginationText || {};//文字描述
                this.paginationText = this.setText(pageText);
                if (obj.style) {
                    this.style = this.setStyle(obj.style);//自定义样式
                }
                this.init();
            }
    
            Pagination.prototype = {
                init: function () {
                    var self = this;
                    self.totalPages();
                    self.showPaginationType(self.type);
                },
                totalPages: function () {
                    var self = this;
                    if (self.total >= 0 && self.pageSize > 0) {
                        pageNum = self.pageNum = Math.ceil(self.total / self.pageSize);
                    }
                },
                showPaginationType: function (type) {
                    var self = this;
                    if (type == null) return;
                    switch (type + '') {
                        case 'normal':
                            self.normalHtm();
                            break;
                        case 'simple':
                            self.simpleHtm();
                            break;
                    }
                },
                setText: function (paginationText) {
                    return {
                        prevPageText: paginationText.prevPageText || '上一页',
                        nextPageText: paginationText.nextPageText || '下一页',
                        totalPageText: paginationText.totalPageText || '总共',
                        pageText: paginationText.pageText || '页',
                        goText: paginationText.goText || '跳至',
                        goBtnText: paginationText.goBtnText || '确定',
                        selectText: paginationText.selectText || '条/页'
                    }
                },
                setStyle: function (style) {
                    return {
                        borderStyle: style.borderStyle || 'solid',
                        borderWidth: style.borderWidth || '1px',
                        borderColor: style.borderColor || '#ddd',
                        color: style.color || '#666',
                        fontSize: style.fontSize || '12px',
                        currentPageColor: style.currentPageColor || '#29a4db',
                        currentPageFontColor: style.currentPageFontColor || '#666',
                        hoverPageColor: style.hoverPageColor || '#29a4db',
                        hoverPageFontColor: style.hoverPageFontColor || '#FFF'
                    }
                },
                renderCss: function () {
                    var self = this;
                    var a = self.el.getElementsByTagName('a');
                    if (a && a.length > 0 && self.style) {
                        for (var i = 0, j = a.length; i < j; i++) {
                            a[i].style.borderStyle = self.style.borderStyle;
                            a[i].style.borderWidth = self.style.borderWidth;
                            a[i].style.borderColor = self.style.borderColor;
                            a[i].style.color = self.style.color;
                            a[i].style.fontSize = self.style.fontSize;
                        }
                    }
                    if (self.style) {
                        if (a && a.length > 0) {
                            var color = a[0].style.color;
                            for (var i = 0, j = a.length; i < j; i++) {
                                a[i].onmouseenter = function () {
                                    if (this.innerText == self.current || this.textContent == self.current) return;
                                    this.style.backgroundColor = self.style.hoverPageColor;
                                    this.style.color = self.style.hoverPageFontColor;
                                }
                                a[i].onmouseleave = function () {
                                    if (this.innerText == self.current || this.textContent == self.current) return;
                                    this.style.backgroundColor = "#FFFFFF";
                                    this.style.color = color;
                                }
                            }
                        }
                    }
                },
                normalHtm: function () {
                    var self = this;
                    self.remove();
                    var $paginationBox = document.createElement('div');
                    $paginationBox.className = 'ui-pagination';
                    var $ul = document.createElement('ul');
                    $ul.className = 'page';
                    if (self.isShowPrevNext) {
                        var $prevPage = self.createPrevPage();
                        $ul.appendChild($prevPage);
                    }
                    var $li = self.createLi();
                    for (var s = 0; s < $li.length; s++) {
                        $ul.appendChild($li[s]);
                    }
                    if (self.isShowPrevNext) {
                        var $nextPage = self.createNextPage();
                        $ul.appendChild($nextPage);
                    }
                    $paginationBox.appendChild($ul);
                    if (self.isShowSizeOption) {
                        var $pageSize = self.createPageSizeOptions();
                        $paginationBox.appendChild($pageSize);
                    }
                    // if(self.isShowTotal){
                    //   var $total = self.createTotalPage();
                    //   $paginationBox.appendChild($total);
                    // }
                    if (self.isShowJumpPage) {
                        var $jump = self.createJumpPage();
                        $paginationBox.appendChild($jump);
                    }
                    var $text = self.createTotalText();
                    $paginationBox.appendChild($text);
                    self.el.appendChild($paginationBox);
                    self.renderCss();
                },
                simpleHtm: function () {
                    var self = this;
                    self.remove();
                    var $div = document.createElement('div');
                    $div.className = 'ui-pagination';
                    var $ul = document.createElement('ul');
                    $ul.className = 'page';
                    if (self.isShowPrevNext) {
                        var $prevPage = self.createPrevPage();
                        $ul.appendChild($prevPage);
                    }
                    if (self.isShowPrevNext) {
                        var $nextPage = self.createNextPage();
                        $ul.appendChild($nextPage);
                    }
                    $div.appendChild($ul);
                    // if(self.isShowTotal){
                    //   var $total = self.createTotalPage();
                    //   $div.appendChild($total);
                    // }
                    self.el.appendChild($div);
                    self.renderCss();
                },
                remove: function () {
                    var div = this.el;
                    while (div.hasChildNodes()) {
                        div.removeChild(div.firstChild);
                    }
                },
                createTotalText: function () {
                    var self = this;
                    var $totalText = document.createElement('div');
                    $totalText.className = 'total-text';
                    $totalText.innerHTML = `共 ${self.total} 条记录 第 ${self.current} / ${self.pageNum} 页`;
                    return $totalText;
                },
                createPageSizeOptions: function () {
                    var self = this;
                    var $pageSize = document.createElement('div');
                    $pageSize.className = 'pagesize-wrap';
                    var select = document.createElement('select');
                    select.className = 'pagesize';
                    for (var i = 0; i < self.sizeType.length; i++) {
                        var option = document.createElement("option");
                        var text = document.createTextNode(self.sizeType[i] + ' ' + self.paginationText.selectText);
                        option.appendChild(text);
                        option.value = self.sizeType[i];
                        select.appendChild(option);
                    }
                    select.onchange = function () {
                        console.log(self)
                        var pageSize = this.value;
                        self.current = 1;
                        self.pageSize = pageSize;
                        self.onPage(self.current, pageSize);
                        self.showPaginationType(self.type);
                    }
                    select.value = self.pageSize;
                    $pageSize.appendChild(select);
                    return $pageSize;
                },
                createTotalPage: function () {
                    var self = this;
                    var $total = document.createElement('div');
                    var $totalTxt;
                    $total.className = 'pagesize';
                    if (self.type && self.type == 'normal') {
                        $totalTxt = document.createTextNode(self.paginationText.totalPageText +
                            '' + self.pageNum + self.paginationText.pageText);
                    } else {
                        $totalTxt = document.createTextNode(self.current + '/' + self.pageNum);
                    }
                    $total.appendChild($totalTxt);
                    return $total;
                },
                createJumpPage: function () {
                    var self = this;
                    var jump = document.createElement('div');
                    jump.className = 'jump';
                    var jumpTxt1 = document.createTextNode(self.paginationText.goText);
                    jump.appendChild(jumpTxt1);
                    var jumpInput = document.createElement('input');
                    jumpInput.className = 'goto-input';
                    jumpInput.type = 'text';
                    jumpInput.maxLength = '8';
                    jumpInput.onkeyup = function () {
                        var inpVal = this.value;
                        if (!/^d+$/.test(inpVal)) {
                            this.value = '';
                        }
                    }
                    jump.appendChild(jumpInput);
                    var jumpTxt2 = document.createTextNode(self.paginationText.pageText);
                    jump.appendChild(jumpTxt2);
                    var a = document.createElement('a');
                    a.href = 'javascript:void(0);';
                    a.className = 'go';
                    var aTxt = document.createTextNode(self.paginationText.goBtnText);
                    a.onclick = function () {
                        var pageNo = this.parentNode.getElementsByTagName('input')[0].value;
                        if (!/^d+$/.test(pageNo)) return;
                        pageNo = Math.max(1, pageNo);
                        pageNo = Math.min(pageNo, self.pageNum);
                        self.current = parseInt(pageNo);
                        self.onPage(self.current, self.pageSize);
                        self.showPaginationType(self.type);
                    }
                    a.appendChild(aTxt);
                    jump.appendChild(a);
                    return jump;
                },
                createPrevPage: function () {
                    var self = this;
                    var prevPage = document.createElement('li');
                    prevPage.className = 'prev';
                    var a = document.createElement('a');
                    a.href = 'javascript:void(0);';
                    a.className = 'prev';
                    var prevPageATxt = document.createTextNode(self.paginationText.prevPageText);
                    a.appendChild(prevPageATxt);
                    prevPage.appendChild(a);
                    if (self.current == 1) {
                        prevPage.setAttribute('disabled', 'true');
                    }
                    prevPage.onclick = function () {
                        if (self.current <= 1) return;
                        self.current = self.current * 1 - 1;
                        self.onPage(self.current, self.pageSize);
                        self.showPaginationType(self.type);
                    }
                    return prevPage;
                },
                createNextPage: function () {
                    var self = this;
                    var nextPage = document.createElement('li');
                    nextPage.className = 'next';
                    var a = document.createElement('a');
                    a.href = 'javascript:void(0);';
                    a.className = 'next';
                    var nextPageATxt = document.createTextNode(self.paginationText.nextPageText);
                    a.appendChild(nextPageATxt);
                    nextPage.appendChild(a);
                    if (self.current == self.pageNum) {
                        nextPage.setAttribute('disabled', 'true');
                    }
                    nextPage.onclick = function () {
                        if (self.current >= self.pageNum) return;
                        self.current = self.current * 1 + 1;
                        self.onPage(self.current, self.pageSize);
                        self.showPaginationType(self.type);
                    }
                    return nextPage;
                },
                createLi: function () {
                    var self = this;
                    var liArray = [];
                    var list = self.pageList();
                    if (list && list.length > 0) {
                        for (var i = 0, j = list.length; i < j; i++) {
                            if (list[i] == 0) {
                                var node = document.createElement('li');
                                var nodeText = document.createTextNode('...');
                                node.appendChild(nodeText);
                                liArray.push(node);
                            } else {
                                var liNode = document.createElement('li');
                                if (list[i] == self.current) {
                                    liNode.className = 'current';
                                } else {
                                    liNode.className = '';
                                }
                                var aNode = document.createElement('a');
                                aNode.href = 'javascript:void(0)';
                                var aNodeTxt = document.createTextNode(list[i]);
                                aNode.appendChild(aNodeTxt);
                                liNode.onclick = function () {
                                    var val = this.childNodes[0].innerText;
                                    self.current = parseInt(val);
                                    self.onPage(val, self.pageSize);
                                    self.showPaginationType(self.type);
                                }
                                liNode.appendChild(aNode);
                                if (list[i] == self.current && self.style) {
                                    liNode.getElementsByTagName('a')[0].style.backgroundColor = self.style.currentPageColor;
                                    liNode.getElementsByTagName('a')[0].style.color = self.style.currentPageFontColor;
                                }
                                liArray.push(liNode);
                            }
                        }
                    }
                    return liArray;
                },
                sizeType: function () {
                    if (this.sizeType.indexOf(this.pageSize1) == -1) {
                        this.sizeType.push(this.pageSize);
                    }
                    this.sizeType.sort(function (a, b) {
                        return a - b;
                    });
                },
                pageList: function () {
                    var self = this;
                    self.totalPages();
                    var pageNum = self.pageNum;
                    var current = self.current * 1;
                    var list = [];
                    if (pageNum <= 10) {
                        for (var i = 1; i <= pageNum; i++) {
                            list.push(i);
                        }
                    } else {
                        var start = current - 5;
                        var end = current + 5;
                        if (current <= 5) {
                            list = [1, 2, 3, 4, 5, 6, 7, 0, pageNum - 1, pageNum];
                        } else if (end >= pageNum) {
                            list = [1, 2, 0, pageNum - 6, pageNum - 5, pageNum - 4, pageNum - 3, pageNum - 2, pageNum - 1, pageNum];
                        } else {
                            list = [1, 0, current - 2, current - 1, current, current + 1, current + 2, 0, pageNum];
                        }
                    }
                    return list;
                }
            }
            window.Pagination = Pagination;
        })(window)
    
    </script>
    <script>
        var a2 = new Pagination({
            //容器
            el: 'page',
            //当前页码
            current: 1,
            //总页码
            total: 1001,
            //每页显示条数
            pageSize: 10,
            isShowSizeOption: true,
            //分页模式
            //回调函数
            onPage: function (num, size) {
                console.log(num + "," + size);
            }
        });
    </script>
    
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/idktp/p/14528089.html
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