php 分页函数

代码如下

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class ajaxpage{ var $result;  var $anchors;  var $total;  var $db;  var $网页特效p/jsp.html target=_blank >jsp教程agination;  function __construct($qry,$starting,$recpage,$jspagination)  {        $this->db   =   &$globals['db'];   $this->jspagination =  $jspagination;   $rst  = $this->db->query($qry);   $numrows = $this->db->num_rows;   $qry   .= " limit $starting, $recpage";      $this->result = $this->db->get_results($qry,array_a);      $next  = $starting+$recpage;//the number next time end   //$var  = ((intval($numrows/$recpage))-1)*$recpage;   $page_showing = intval($starting/$recpage)+1;//the str shows on the page bar   $total_page = ceil($numrows/$recpage); //total page   if($numrows % $recpage != 0){    $last = ((intval($numrows/$recpage)))*$recpage;   }else{    $last = ((intval($numrows/$recpage))-1)*$recpage;   }   $previous = $starting-$recpage;   $anc = " ";   if($previous    $anc .= " first ";    $anc .= " previous ";   }else{    $anc .= " first ";    $anc .= " previous ";   }      ################if you dont want the numbers just comment this block###############       $norepeat = 3;//no of pages showing in the left and right side of the current page in the anchors   $j = 1;   $anch = "";   for($i=$page_showing; $i>1; $i--){    $fpreviouspage = $i-1;    $page = ceil($fpreviouspage*$recpage)-$recpage;    $anch = " $fpreviouspage ".$anch;    if($j == $norepeat) break;    $j++;   }   $anc .= $anch;   $anc .= " ".$page_showing." ";   $j = 1;   for($i=$page_showing; $i   $fnextpage = $i+1;    $page = ceil($fnextpage*$recpage)-$recpage;    $anc .= " $fnextpage ";    if($j==$norepeat) break;    $j++;   }      ############################################################   if($next >= $numrows){    $anc .= " next ";    $anc .= " last ";   }else{    $anc .= " next ";    $anc .= " last ";   }    $anc .= " ";   $this->anchors = $anc;      $this->totalstr = "page : $page_showing of  $total_page . total records found: $numrows";  } }

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