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  • vue+bootstrap前端进行分页

    1.只需要导入bootstrap.js,jquery.js,vue.js,bootstrap.css

    <!DOCTYPE html>
    <html>
    <head>
        <meta charset="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <title> Vue-PagerTest</title>
        <link rel="stylesheet" href="../static/css/bootstrap.min.css"/>
    </head>
    <body>
    <div class="container body-content">
        <div id="test" class="form-group">
            <div class="form-group">
                <div class="page-header">
                    数据
                </div>
                <table class="table table-bordered table-responsive table-striped">
                    <tr>
                        <th>姓名</th>
                        <th>年龄</th>
                        
                    </tr>
                    <tr v-for="item in arrayData">
                        <td class="text-center">{{item.name}}</td>
                        <td>{{item.age}}</td>
                        
                    </tr>
                </table>
                <div class="page-header">分页</div>
                <div class="pager" id="pager">
                        <!--<span class="form-inline">-->
                            <!--<select class="form-control" v-model="pagesize" v-on:change="showPage(pageCurrent,true)" number>-->
                                <!--<option value="10">10</option>-->
                                <!--<option value="20">20</option>-->
                                <!--<option value="30">30</option>-->
                                <!--<option value="40">40</option>-->
                            <!--</select>-->
                        <!--</span>-->
                    <template v-for="item in pageCount+1">
                            <span v-if="item==1" class="btn btn-default" v-on:click="showPage(1)">
                                首页
                            </span>
                        <span v-if="item==1" class="btn btn-default" v-on:click="showPage(pageCurrent-1)">
                                上一页
                            </span>
                        <span v-if="item==1" class="btn btn-default" v-on:click="showPage(item)">
                                {{item}}
                            </span>
                        <span v-if="item==1&&item<showPagesStart-1" class="btn btn-default disabled">
                                ...
                            </span>
                        <span v-if="item>1&&item<=pageCount-1&&item>=showPagesStart&&item<=showPageEnd&&item<=pageCount" class="btn btn-default" v-on:click="showPage(item)">
                                {{item}}
                            </span>
                        <span v-if="item==pageCount&&item>showPageEnd+1" class="btn btn-default disabled">
                                ...
                            </span>
                        <span v-if="item==pageCount" class="btn btn-default" v-on:click="showPage(item)">
                                {{item}}
                            </span>
                        <span v-if="item==pageCount" class="btn btn-default" v-on:click="showPage(pageCurrent+1)">
                                下一页
                            </span>
                        <span v-if="item==pageCount" class="btn btn-default" v-on:click="showPage(pageCount)">
                                尾页
                            </span>
                    </template>
                    <span class="form-inline">
                            <input class="pageIndex form-control" style="60px;text-align:center" type="text" v-model="pageCurrent" v-on:keyup.enter="showPage(pageCurrent,true)" />
                        </span>
                    <span>{{pageCurrent}}/{{pageCount}}</span>
                </div>
            </div>
        </div>
        <hr />
    
    </div>
    // 这里需要注意导入外部js的顺序
    <script type="text/javascript" src="../static/js/jquery-3.5.1.min.js"></script>
    <script src="../static/js/bootstrap.js"></script>
    <script type="text/javascript" src="../static/js/jquery-3.5.1.min.js"></script>
    <script type="text/javascript" src="../static/js/vue.js"></script>
    <script>
        // //只能输入正整数过滤器
        // Vue.filter('onlyNumeric', {
        //     // model -> view
        //     // 在更新 `<input>` 元素之前格式化值
        //     read: function (val) {
        //         return val;
        //     },
        //     // view -> model
        //     // 在写回数据之前格式化值
        //     write: function (val, oldVal) {
        //         var number = +val.replace(/[^d]/g, '')
        //         return isNaN(number) ? 1 : parseFloat(number.toFixed(2))
        //     }
        // })
    
    
    
        var vue = new Vue({
            el: "#test",
            data: {
                //总项目数
                totalCount: 200,
                //分页数
                pageCount: 20,
                //当前页面
                pageCurrent: 1,
                //分页大小
                pagesize: 10,
                //显示分页按钮数
                showPages: 4,
                //开始显示的分页按钮
                showPagesStart: 1,
                //结束显示的分页按钮
                showPageEnd: 100,
                //分页数据
                arrayData: []
            },
            methods: {
                //分页方法
                showPage: function (pageIndex, forceRefresh) {
    
                    if (pageIndex > 0) {
    
    
                        if (pageIndex > this.pageCount) {
                            pageIndex = this.pageCount;
                        }
    
                        //判断数据是否需要更新
                        var currentPageCount = Math.ceil(this.totalCount / this.pagesize);
                        if (currentPageCount != this.pageCount) {
                            pageIndex = 1;
                            this.pageCount = currentPageCount;
                        }
                        else if (this.pageCurrent == pageIndex && currentPageCount == this.pageCount && typeof (forceRefresh) == "undefined") {
                            console.log("not refresh");
                            return;
                        }
    
                        //处理分页点中样式
                        var buttons = $("#pager").find("span");
                        for (var i = 0; i < buttons.length; i++) {
                            if (buttons.eq(i).html() != pageIndex) {
                                buttons.eq(i).removeClass("active");
                            }
                            else {
                                buttons.eq(i).addClass("active");
                            }
                        }
    
                        //测试数据 随机生成的  显示在表格中的数据
                        var newPageInfo = [];
                        for (var i = 0; i < this.pagesize; i++) {
                            newPageInfo[newPageInfo.length] = {
                                name: "test" + (i + (pageIndex - 1) * 20),
                                age: (i + (pageIndex - 1) * 20)
                            };
                        }
                        this.pageCurrent = pageIndex;
                        this.arrayData = newPageInfo;
    
                        //计算分页按钮数据
                        if (this.pageCount > this.showPages) {
                            if (pageIndex <= (this.showPages - 1) / 2) {
                                this.showPagesStart = 1;
                                this.showPageEnd = this.showPages - 1;
                                console.log("showPage1")
                            }
                            else if (pageIndex >= this.pageCount - (this.showPages - 3) / 2) {
                                this.showPagesStart = this.pageCount - this.showPages + 2;
                                this.showPageEnd = this.pageCount;
                                console.log("showPage2")
                            }
                            else {
                                console.log("showPage3")
                                this.showPagesStart = pageIndex - (this.showPages - 3) / 2;
                                this.showPageEnd = pageIndex + (this.showPages - 3) / 2;
                            }
                        }
                        console.log("showPagesStart:" + this.showPagesStart + ",showPageEnd:" + this.showPageEnd + ",pageIndex:" + pageIndex);
                    }
    
                }
    
            }
        });
        vue.$watch("arrayData", function (value) {
            //console.log("==============arrayData begin==============");
            //console.log(value==vue.arrayData);
            //console.log(vue.arrayData);
            //console.log("==============arrayData end==============");
        });
        vue.showPage(vue.pageCurrent, null, true);
    </script>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/liuli-warriors/p/13218442.html
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