unction explode_content($content, $length) { 
02 $i = 0; 
03 $k = 1; 
04 $j = 0; 
05 $wn = 0; 
06 $s = ''; 
07 $e = 1; 
08 $yh = 0; 
09 while ($k) { 
10 $d = $content[$i]; 
11 if ($d !== '') { 
12 if (ord($d) > 127) { 
13 $j++; 
14 $num = 2; 
15 $i++; 
16 } else { 
17 $num = 1; 
18 } 
19 $j++; 
20 } else { 
21 if ($s) { 
22 $listdb[] = addslashes($s); 
23 } 
24 $k = 0; 
25 } 
26 $v1 = $j - $num; 
27 $w = substr($content, $v1, $num); 
28 if ($w !== '') { 
29   
30 if ($w == '
31 $e = 0; 
32 } 
33 if (!$e && $w == '') { 
34 $yh++; 
35 } 
36 if ($e && $w != ' ' && $w != '　') { 
37 $wn++; 
38 } 
39 if ($w == '>' && $yh % 2 == 0) { 
40 $e = 1; 
41 } 
42 $s .= $w; 
43 } 
44 if ($wn >= $length && $e) { 
45 $listdb[] = addslashes($s); 
46 $s = ''; 
47 $wn = 0; 
48 } 
49 $i++; 
50 } 
51 return $listdb; 
52 } 
53   
54   
55   
56 分页使用 
57 $page_per = 500; //每页字数 
php文章内容分页
58 $article_list = explode_content($article, $page_per); //拆分文章 
59 $page_count = count($article_list); 
60 $page = !empty($_get['page']) ? intval($_get['page']) : 1; 
61 $page = ($page > $page_count && $page_count>0) ? $page_count : $page; 
62 $article = strips教程lashes($article_list[$page -1]); 
63 if ($page_count>1) { 
64 if ($page == 1) { 
65 $page_code = 下页 末页 ; 
66 } 
67 elseif ($page == $page_count) { 
68 $page_code = 上页 首页 ; 
69 } else { 
70 $page_code = 下页 上页 ; 
71 } 
72 }