php实现二维数组分页的两种方法

原理如下：

和分页原理一样

数组用 array_slice(array,offset,length) 函数在数组中根据条件取出一段值。

• array：需要处理的数组

• offset：取出元素的开始位置

• length：返回数组的长度

在每页中改变 offset 的值就行了！

方法一：

<?php
$arr_click = array(
  array( 'clicks' => 3, 'clickDate' =>'2010-10-11' ),
  array( 'clicks' => 2, 'clickDate' =>'2010-10-11' ),
  array( 'clicks' => 3, 'clickDate' =>'2010-10-09' ),
  array( 'clicks' => 1, 'clickDate' =>'2010-10-08' ),);
$page = 2;$indexinpage=2;
$newarr = array_slice($arr_click, ($page-1)*$indexinpage, $indexinpage);
?>

方法二：

<?php
$arr_click = array(
  array( 'clicks' => 3, 'clickDate' =>'2010-10-11' ),
  array( 'clicks' => 2, 'clickDate' =>'2010-10-11' ),
  array( 'clicks' => 3, 'clickDate' =>'2010-10-09' ),
  array( 'clicks' => 1, 'clickDate' =>'2010-10-08' ),);$size = 3;$pnum = ceil(count($arr_click) / $size);if(isset($_GET['page'])){
  $page = intval($_GET['page']);
  $page = $page > $pnum? $pnum: $page;
  $page = $page < $pnum? 1: $page;}else{
  $page = 1;}for($i = 0; $i < $size; $i++){
  if(!isset($arr_click[($page - 1) * $size + $i]))break;
  echo '<pre>';
  print_r($arr_click[($page - 1) * $size + $i]);
  echo '<br>';
}
?>
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