PHP Manual
FrontBase 函数
Get number of fields in result

fbsql_num_fields

(PHP 4 >= 4.0.6, PHP 5, PHP 7)

fbsql_num_fields — Get number of fields in result

说明

fbsql_num_fields ( resource $result ) : int

Returns the number of fields in the given result set.

参数

result: 由 fbsql_query() 或 fbsql_db_query() 返回的结果标识符。

返回值

Returns the number of fields, as an integer.

参见

fbsql_db_query() - Send a FrontBase query
fbsql_query() - Send a FrontBase query
fbsql_fetch_field() - Get column information from a result and return as an object
fbsql_num_rows() - Get number of rows in result

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