?php的mysql配置

報錯信息：Class 'mysqli' not found in

?

立即學習“PHP免費學習筆記（深入）”；

Answer:
1.在conf/php.ini中,在vim用"/php_mysql"搜索到extension=php_mysql.dll,去掉前面的";",

同時在下面增加extension=php_mysqli.dll;

注意后面那個dll多了個i
2."/extension_dir"檢查路徑是否正確;
3.找到ext/目錄,把其中的php_mysql.dll,php_mysqli.dll兩個文件Copy to %systemroot%/system32下.
4.重啟服務

?

立即學習“PHP免費學習筆記（深入）”；

連接數(shù)據(jù)庫
?//在conf/php.ini中,在vim用"/php_mysql"搜索到extension=php_mysql.dll,去掉前面的";",同時在下面增加extension=php_mysqli.dll;
$mysqli = new mysqli("127.0.0.1","用戶名", 密碼","庫名");
$query="select * from??表 order by theindex desc";
$mysqli->query("SET NAMES gb2312");//注意此處不加會亂碼
$result = $mysqli->query($query);

?//printf() 函數(shù)輸出格式化的字符串
while(list($name, $theindex) = $result->fetch_row())
??????? echo("
".$name.$theindex);

$con = mysql_connect("localhost", "用戶名", "密碼");
if ($con) {
??????? mysql_query("set names 'gb2312'");
??????? mysql_select_db("庫名", $con);//注意此處不加會亂碼
??????????????????????????????? $rs = mysql_query("select * from??表 order by theindex desc;", $con);
??????????????????????????????? if ($rs) {
??????????????????????????????? ? echo ("