PHP-pagination-in-array.php

$page = ! empty( $_GET['page'] ) ? (int) $_GET['page'] : 1;
$total = count( $yourDataArray ); //total items in array    
$limit = 20; //per page    
$totalPages = ceil( $total/ $limit ); //calculate total pages
$page = max($page, 1); //get 1 page when $_GET['page'] <= 0
$page = min($page, $totalPages); //get last page when $_GET['page'] > $totalPages
$offset = ($page - 1) * $limit;
if( $offset < 0 ) $offset = 0;

$yourDataArray = array_slice( $yourDataArray, $offset, $limit );

$link = 'index.php?page=%d';
$pagerContainer = '<div style="width: 300px;">';   
if( $totalPages != 0 ) 
{
  if( $page == 1 ) 
  { 
    $pagerContainer .= ''; 
  } 
  else 
  { 
    $pagerContainer .= sprintf( '<a href="' . $link . '" style="color: #c00"> &#171; prev page</a>', $page - 1 ); 
  }
  $pagerContainer .= ' <span> page <strong>' . $page . '</strong> from ' . $totalPages . '</span>'; 
  if( $page == $totalPages ) 
  { 
    $pagerContainer .= ''; 
  }
  else 
  { 
    $pagerContainer .= sprintf( '<a href="' . $link . '" style="color: #c00"> next page &#187; </a>', $page + 1 ); 
  }           
}                   
$pagerContainer .= '</div>';

echo $pagerContainer;