# odbc_num_rows

(PHP 4, PHP 5)

odbc_num_rows — Number of rows in a result

### Description

int odbc_num_rows ( resource `$result_id` )

odbc_num_rows() will return the number of rows in an ODBC result. This function will return -1 on error. For INSERT, UPDATE and DELETE statements odbc_num_rows() returns the number of rows affected. For a SELECT clause this can be the number of rows available.

Note: Using odbc_num_rows() to determine the number of rows available after a SELECT will return -1 with many drivers.