Phpajax paging 4 _ PHP Tutorial

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The result. php file is the most ,:

// A series of queries made from the database will not be mentioned here... you can refer to the following for your reference.
// PHP Server
/*
PHP paging functions
Function Ajaxpage ($ SQL, $ num ){
Global $ db;
$ Pageno = $ _ GET ['pageno'];
$ Pageno = (int) $ pageno;
If (empty ($ pageno) | $ pageno <1) $ pageno = 1;
$ Result = $ db-> query ($ SQL );
$ Number = $ db-> num_rows ($ result );
$ Totalpage = (int) ceil ($ number/$ num );
If ($ pageno >=$ totalpage) {$ pageno = $ totalpage ;}
$ Start_rowno = ($ pageno-1) * $ num;
$ Query = $ SQL. "LIMIT". $ start_rowno. ",". $ num;
$ Result = $ db-> query ($ query );
Return array ('result' => $ result, 'page' => array ('pageno' => $ pageno, 'totalpage' => $ totalpage, 'number' => $ number ));
}

$ SQL = "select * from guest"; // query SQL statements
$ Num = 2; // control by page. two records are displayed on each page.
$ Return = Ajaxpage ($ SQL, $ num );
While ($ row = $ db-> fetch_assoc ($ return ['result']) {
$ Result [] = $ row; // you can use PHP to process data here.
}
$ Result = array ('result' => $ result, 'page' => $ return ['Page']);
Include ('json. class. php'); // contains json files
$ Json = & new Json ();
$ Result = $ json-> encode ($ result); // JSON
Echo $ result;
*/
// Assume that the resource obtained from the database through the pageno parameter sent by AJAX is in the format of $ str after JSON, and the output is directly processed by JS.
// If you have any questions, ask me.
If (ob_get_length () ob_clean ();
Header ('cache-control: no-cache, must-revalidate ');
Header ('pragma: no-cache ');
If ($ _ GET ['pageno'] = 1)
$ Str = '{"result": [{"id": "99", "name": "Technology", "qq": "", "tel ": "", "email": "", "content": "[emot: 0]", "time": "1198522490", "ip": "127.0.0.1 ",

"Rcontent": null, "rtime": "0", "url": "0", "img": "app/index/image/show/1.gif "}, {"id": "100", "name": "test", "qq": "", "tel": "", "email ":"", "content": "[emot: 9]", "time": 1198548687 "," ip ":" 127.0.0.1 ","

Rcontent ": null," rtime ":" 0 "," url ":" 0 "," img ":" app/index/image/show/4.gif"}], "page": {"pageno": 1, "totalpage": 2, "number": 2 }}';
Else
$ Str = '{"result": [{"id": "101", "name": "ah", "qq": "", "tel ": "", "email": "", "content": "[emot: 8] [emot: 1]", "time": "1198548716", "ip ": "127.0.0.1", "rcontent": null, "rtime": "0", "url": "0", "img ":

"App/index/image/show/9.gif"}]," page ": {" pageno ": 2," totalpage ": 2," number ": 3 }}';

Echo iconv ('gb2312', 'utf-8', $ str );
?>

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