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 <= 5.0.5, PECL ingres >= 1.0.0)

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

说明

int ingres_num_fields ( resource $result )

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

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