本文实例讲述了php自定义分页类。分享给大家供大家参考,具体如下:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
<?php header( "Content-type:text/html;Charset=utf-8" ); 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 /* 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 ){ $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); } // 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 /* function show_SubPages($subPage_type){ if($subPage_type == 1){ $this->subPageCss1(); }else if ($subPage_type == 2){ $this->subPageCss2(); } } */ //用来给建立分页的数组初始化的函数。 function initArray(){ 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] */ function construct_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; } } else if ( $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] */ function subPageCss1(){ $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]" ; } return $subPageCss1Str ; //在此可以设置显示的CSS样式 } /* 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] */ function subPageCss2(){ $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] " ; } return $subPageCss2Str ; } } //使用如下 /*include('../mysql.php'); //每页显示的条数 $page_size=3; //总条目数 $sql=mysql_query("select * from `stu_info`"); $nums=mysql_num_rows($sql); //每次显示的页数 $sub_pages=10; //得到当前是第几页 if(!isset($_GET["p"])){ $pageCurrent=1; }else{ $pageCurrent=$_GET["p"]; } $subPages=new SubPages($page_size,$nums,$pageCurrent,$sub_pages,"page.php?p="); $page=$subPages->subPageCss2(); echo $page;//在此可以设置CSS样式 $ss=mysql_query("select * from `stu_info` limit ".$page_size*($pageCurrent-1).",".$page_size); while($row=mysql_fetch_array($ss)){ echo $row['stunum'].''.$row['stuname'].''.$row['clanum'].'<br>'; }*/ ?> |
希望本文所述对大家PHP程序设计有所帮助。