PHP Manual
Ingres 函数
Get the number of fields returned by the last query

ingres_num_fields

(PHP 4 >= 4.0.2, PHP 5 < 5.1.0, PECL ingres >= 1.0.0)

ingres_num_fields — Get the number of fields returned by the last query

说明

ingres_num_fields ( resource $result ) : int

ingres_num_fields() returns the number of fields in the results returned by the Ingres server after a call to ingres_query().

参数

result: The query result identifier

返回值

Returns the number of fields

参见

ingres_query() - Send an SQL query to Ingres
ingres_fetch_array() - Fetch a row of result into an array
ingres_fetch_assoc() - Fetch a row of result into an associative array
ingres_fetch_object() - Fetch a row of result into an object
ingres_fetch_row() - Fetch a row of result into an enumerated array

相关文章

php cubrid mysql 兼容性函数 return the number of rows affected by the last sql statement php ibm db2 函数 returns the auto generated id of the last insert query that successfully executed on this connection php firebird/interbase 函数 return the number of rows that were affected by the previous query php firebird/interbase 函数 get the number of fields in a result set php firebird/interbase 函数 return the number of parameters in a prepared query php ingres 函数 get the last ingres error number generated php ingres 函数 get the number of fields returned by the last query php ingres 函数 get the number of rows affected or returned by a query php ingres 函数 prepare a query for later execution php ingres 函数 send an sql query to ingres php ldap 函数 return the ldap error number of the last ldap command php maxdb 函数 returns the auto generated id used in the last query php maxdb 函数 transfers a result set from the last query php maxdb 函数 returns the number of warnings from the last query for the given link php mssql 函数 gets the number of fields in result php pcntl 函数 retrieve the error number set by the last pcntl function which failed php posix 函数 retrieve the error number set by the last posix function that failed php sqlsrv 函数 returns the number of rows modified by the last insert update or delete query executed php sybase 函数 gets number of affected rows in last query php mysqli returns the number of warnings from the last query for the given link

关注编程学问公众号