容易,方便,功能全的php分页类

简单,方便,功能全的php分页类

分页类代码
<?php  class SubPages{          private $each_disNums;//每页显示的条目数   private $nums;//总条目数   private $current_page;//当前被选中的页   private $sub_pages;//每次显示的页数   private $pageNums;//总页数   private $page_array = array();//用来构造分页的数组   private $subPage_link;//每个分页的链接   private $subPage_type;//显示分页的类型    /*   __construct是SubPages的构造函数，用来在创建类的时候自动运行.   @$each_disNums   每页显示的条目数   @nums     总条目数   @current_num     当前被选中的页   @sub_pages       每次显示的页数   @subPage_link    每个分页的链接   @subPage_type    显示分页的类型       当@subPage_type=1的时候为普通分页模式         example：   共4523条记录,每页显示10条,当前第1/453页 [首页] [上页] [下页] [尾页]         当@subPage_type=2的时候为经典分页样式         example：   当前第1/453页 [首页] [上页] 1 2 3 4 5 6 7 8 9 10 [下页] [尾页]   */   function__construct($each_disNums,$nums,$current_page,$sub_pages,$subPage_link,$subPage_type){    $this->each_disNums=intval($each_disNums);    $this->nums=intval($nums);     if(!$current_page){     $this->current_page=1;     }else{     $this->current_page=intval($current_page);     }    $this->sub_pages=intval($sub_pages);    $this->pageNums=ceil($nums/$each_disNums);    $this->subPage_link=$subPage_link;     $this->show_SubPages($subPage_type);     //echo $this->pageNums."--".$this->sub_pages;   }             /*    __destruct析构函数，当类不在使用的时候调用，该函数用来释放资源。   */   function__destruct(){      unset($each_disNums);     unset($nums);     unset($current_page);     unset($sub_pages);     unset($pageNums);     unset($page_array);     unset($subPage_link);     unset($subPage_type);    }        /*    show_SubPages函数用在构造函数里面。而且用来判断显示什么样子的分页     */   functionshow_SubPages($subPage_type){     if($subPage_type== 1){      $this->subPageCss1();     }elseif($subPage_type == 2){      $this->subPageCss2();     }    }             /*    用来给建立分页的数组初始化的函数。   */   functioninitArray(){      for($i=0;$i<$this->sub_pages;$i++){     $this->page_array[$i]=$i;     }     return$this->page_array;     }             /*    construct_num_Page该函数使用来构造显示的条目    即使：[1][2][3][4][5][6][7][8][9][10]   */   functionconstruct_num_Page(){      if($this->pageNums <$this->sub_pages){     $current_array=array();      for($i=0;$i<$this->pageNums;$i++){       $current_array[$i]=$i+1;      }     }else{     $current_array=$this->initArray();      if($this->current_page <= 3){       for($i=0;$i<count($current_array);$i++){       $current_array[$i]=$i+1;       }      }elseif($this->current_page <=$this->pageNums &&$this->current_page >$this->pageNums -$this->sub_pages + 1 ){       for($i=0;$i<count($current_array);$i++){       $current_array[$i]=($this->pageNums)-($this->sub_pages)+1+$i;       }      }else{       for($i=0;$i<count($current_array);$i++){       $current_array[$i]=$this->current_page-2+$i;       }      }     }           return$current_array;     }        /*   构造普通模式的分页   共4523条记录,每页显示10条,当前第1/453页 [首页] [上页] [下页] [尾页]   */   functionsubPageCss1(){     $subPageCss1Str="";    $subPageCss1Str.="共".$this->nums."条记录，";    $subPageCss1Str.="每页显示".$this->each_disNums."条，";    $subPageCss1Str.="当前第".$this->current_page."/".$this->pageNums."页 ";      if($this->current_page > 1){     $firstPageUrl=$this->subPage_link."1";     $prewPageUrl=$this->subPage_link.($this->current_page-1);     $subPageCss1Str.="[<a href='$firstPageUrl'>首页</a>] ";     $subPageCss1Str.="[<a href='$prewPageUrl'>上一页</a>] ";     }else{      $subPageCss1Str.="[首页] ";     $subPageCss1Str.="[上一页] ";     }           if($this->current_page <$this->pageNums){     $lastPageUrl=$this->subPage_link.$this->pageNums;     $nextPageUrl=$this->subPage_link.($this->current_page+1);     $subPageCss1Str.=" [<a href='$nextPageUrl'>下一页</a>] ";     $subPageCss1Str.="[<a href='$lastPageUrl'>尾页</a>] ";     }else{      $subPageCss1Str.="[下一页] ";     $subPageCss1Str.="[尾页] ";     }           echo$subPageCss1Str;           }             /*   构造经典模式的分页   当前第1/453页 [首页] [上页] 1 2 3 4 5 6 7 8 9 10 [下页] [尾页]   */   functionsubPageCss2(){     $subPageCss2Str="";    $subPageCss2Str.="当前第".$this->current_page."/".$this->pageNums."页 ";                  if($this->current_page > 1){     $firstPageUrl=$this->subPage_link."1";     $prewPageUrl=$this->subPage_link.($this->current_page-1);     $subPageCss2Str.="[<a href='$firstPageUrl'>首页</a>] ";     $subPageCss2Str.="[<a href='$prewPageUrl'>上一页</a>] ";     }else{      $subPageCss2Str.="[首页] ";     $subPageCss2Str.="[上一页] ";     }          $a=$this->construct_num_Page();     for($i=0;$i<count($a);$i++){     $s=$a[$i];      if($s== $this->current_page ){      $subPageCss2Str.="[<span style='color:red;font-weight:bold;'>".$s."</span>]";      }else{      $url=$this->subPage_link.$s;      $subPageCss2Str.="[<a href='$url'>".$s."</a>]";      }     }           if($this->current_page <$this->pageNums){     $lastPageUrl=$this->subPage_link.$this->pageNums;     $nextPageUrl=$this->subPage_link.($this->current_page+1);     $subPageCss2Str.=" [<a href='$nextPageUrl'>下一页</a>] ";     $subPageCss2Str.="[<a href='$lastPageUrl'>尾页</a>] ";     }else{      $subPageCss2Str.="[下一页] ";     $subPageCss2Str.="[尾页] ";     }     echo$subPageCss2Str;     } }  ?>