这里$row['cid'],$row[1]都能得到相应的值。 mysql_fetch_row和mysql_fetch_assoc的功能加起来就是mysql_fetch_array。 四、mysql_fetch_object 顾名思义,从结果集中取得一行作为对象,并将字段名字做为属性。所以只有这样才能取到值: while($row = mysql_fetch_object($res)){ echo $row->cid.'>>>'....
mysql_fetch_row()is a synchronous function. Its asynchronous counterpart ismysql_fetch_row_nonblocking(), for use by applications that require asynchronous communication with the server. SeeChapter 7,C API Asynchronous Interface. mysql_fetch_row()retrieves the next row of a result set: ...
version 5.7 5.4.21 mysql_fetch_row() MYSQL_ROWmysql_fetch_row(MYSQL_RES*result) Description mysql_fetch_row()retrieves the next row of a result set: When used aftermysql_store_result(),mysql_fetch_row()returnsNULLif there are no more rows to retrieve. ...
OceanBase C API 库 V2.0.0 C API 函数 mysql_fetch_row() 更新时间:2024-11-21 23:00:00 mysql_fetch_row()用于检索结果集的下一行。 语法 MYSQL_ROWmysql_fetch_row(MYSQL_RES*result) 返回值 返回下一行的MYSQL_ROW结构,或NULL。 以下情况会返回NULL值: ...
include <windows.h> include <odbcinst.h> include <sqlext.h> else include <mysql.h> include <unistd.h> define SQLHANDLE static MYSQL endif include <stdarg.h> include <stdlib.h> include <stdio.h> include <string.h> SQLHANDLE hDBEnv, hDBC;int DB_Open(char * dbcn, char *...
int nRGBValue = 15391129; // 方式一 int blueMask = 0xFF0000, greenMask = 0xFF00, redMask...
OceanBase Common Edition Documentation,mysql_fetch_row() ,provides guides,examples,and reference material you need to use OceanBase Connector/C
Warning: mysql_fetch_row(): supplied argument is not a valid MySQL result resource in c:\appserv\www\pxw\for.php on line 8 这是个警告 提示你mysql_fetch_row()中的参数有问题，一般常见的问题是参数是个空值得，也就是说 这里$q=mysql_query($sql); $q为空了 再往上推论得到...
如果你的表里面有字段a,b,c那么你用mysql_fetch_row() 就返回array(1=>a的值,2=>b的值,3=>c的值)这个时候你读数组的话,只能这样写$array[1],$array[2]才能得到a的值;要是用mysql_fetch_array() 就返回array(a=>a的值,b=>b的值,c=>c的值)和 array(1=>a的值,2=>b的值,3=>c的值)这...
mysql_fetch_row()用于检索结果集的下一行。 语法 MYSQL_ROWmysql_fetch_row(MYSQL_RES*result) 返回值 返回下一行的MYSQL_ROW结构,或NULL。 以下情况会返回NULL值: 在mysql_store_result()之后使用时,如果没有更多行要检索,mysql_fetch_row()将返回NULL。