简洁实用的分页类【支持跳转*页】

来源：互联网发布：网络隐私权的特点编辑：程序博客网时间：2024/06/05 19:38
分页显示效果为：
class pager{    /**     * 不需要传条件分页       * 后添加前台翻页函数     * @param int    $pagecount 多少页     * @param int    $page   当前第几页     * @param string $table_style     * @param string $font_style     * @param int    $result_num       总条数     * @param int    $page_size         该页显示的数量     */    function output($pagecount, $page, $table_style, $font_style, $result_num, $page_size){                                   @$action        = $_SERVER['REDIRECT_URL'];        $pagetable     = "";        $pagecountlist = "";        $temp          = "";                                               if(isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])){        $query = explode("&",$_SERVER['QUERY_STRING']);            while(list($index, $value) = each($query)){                $a = explode("=",$value);                if(strcmp(strtolower($a[0]),"page")!=0){                    $temp .= $a[0]."=".$a[1]."&";                }            }        }else{            $temp = "";        }              $pagetable .=  "<div class=\"page\" align=\"center\">\n";        if($pagecount > 1)        {                $pagetable .="共有: " . $result_num . " 条记录 ";                   if($page<=1){                    $pagetable .="<a class=\"fy\" href=" . $action . "?" . $temp . "page=1>首页</a>&nbsp;";                    $pagetable .= "&nbsp;<a href='javascript:;' onclick=alert('已经是第一页') class=\"fy\">上一页</a>&nbsp;";                }                else{                    $pagetable .= "<a class=\"fy\" href=" . $action . "?" . $temp . "page=1>首页</a>&nbsp;";                    $pagetable .= "&nbsp;<a class=\"fy\" href=" . $action . "?" . $temp . "page=" . ($page-1) . ">上一页</a>&nbsp;";                }                $start = (ceil($page/10)-1)*10+1;                       $end   = ceil($page/10)*10;                if($start <= 0) $start = 1;                if($end   >= $pagecount) $end = $pagecount;                for($i=$start;$i<=$end;$i++)                {                    if($page == $i)                        $pagecountlist .= "&nbsp;<span class='dy'>".$i."</span>&nbsp;";                    else                        $pagecountlist .= "&nbsp;<a class=\"fy\" href=" . $action . "?" . $temp . "page=" . $i . ">".$i."</a>&nbsp;";                }           }        $pagetable .= $pagecountlist."";    if($pagecount > 1)        {            if($page >= $pagecount){                $pagetable .= "&nbsp;<a href='javascript:;' onclick=alert('已经是最后一页')  class=\"fy\">下一页</a>&nbsp;";                $pagetable .= "&nbsp;<a class=\"fy\" href=" . $action . "?" . $temp . "page=" . $pagecount . ">尾页</a>&nbsp;";                $pagetable .="<input type='text'  style='width:30px' /> 页 &nbsp;<input type='button'  class=\"get_pagenum\" value='跳转'/>&nbsp;";                $pagetable .="<script>                $('.get_pagenum').click(function(){                        var page_val=$(this).prev('input').val();                        if(Number(page_val==0)){                            page_val=1;                        }                        if(!isNaN(page_val)){                            if(page_val>= ".$pagecount."){                                var url_get=window.location.href;                                if(url_get.indexOf('page') > 0){                                    window.location.href=url_get.replace(/page=\d{1,}/, 'page='+".$pagecount.");                                }else{                                    if(url_get.indexOf('?') < 0){                                        window.location.href=url_get+'?page='+".$pagecount.";                                    }else{                                        window.location.href=url_get+'&page='+".$pagecount.";                                    }                                }                            }else{                                var url_get=window.location.href;                                if(url_get.indexOf('page') > 0){                                    window.location.href=url_get.replace(/page=\d{1,}/, 'page='+page_val);                                }else{                                    if(url_get.indexOf('?') < 0){                                        window.location.href=url_get+'?page='+page_val;                                    }else{                                        window.location.href=url_get+'&page='+page_val;                                    }                                }                            }                        }else{                            alert('请输入正确数值');                        }                    }                )                </script>";            }else{                $pagetable .= "&nbsp;<a class=\"fy\" href=" . $action . "?" . $temp . "page=" . ($page+1) . ">下一页</a>&nbsp;";                $pagetable .= "&nbsp;<a class=\"fy\" href=" . $action . "?" . $temp . "page=" . $pagecount . ">尾页</a>&nbsp;";                $pagetable .="<input type='text'  style='width:30px' /> 页 &nbsp;<input type='button'  class=\"get_pagenum\" value='跳转'/>&nbsp;";                $pagetable .="<script>                $('.get_pagenum').click(function(){                        var page_val=$(this).prev('input').val();                        if(Number(page_val==0)){                            page_val=1;                        }                        if(!isNaN(page_val)){                            if(page_val>= ".$pagecount."){                                var url_get=window.location.href;                                if(url_get.indexOf('page') > 0){                                    window.location.href=url_get.replace(/page=\d{1,}/, 'page='+".$pagecount.");                                }else{                                    if(url_get.indexOf('?') < 0){                                        window.location.href=url_get+'?page='+".$pagecount.";                                    }else{                                        window.location.href=url_get+'&page='+".$pagecount.";                                    }                                }                            }else{                                var url_get=window.location.href;                                if(url_get.indexOf('page') > 0){                                    window.location.href=url_get.replace(/page=\d{1,}/, 'page='+page_val);                                }else{                                    if(url_get.indexOf('?') < 0){                                        window.location.href=url_get+'?page='+page_val;                                    }else{                                        window.location.href=url_get+'&page='+page_val;                                    }                                }                            }                        }else{                            alert('请输入正确数值');                        }                    }                )                </script>";            }        }        $pagetable .=  "</div>";        return $pagetable;    }}
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