my_ulonglong mysql_num_rows(MYSQL_RES
*result)
Description
Returns the number of rows in the result set.
The use of mysql_num_rows()
depends on whether you use
mysql_store_result()
or
mysql_use_result()
to return the
result set. If you use
mysql_store_result()
,
mysql_num_rows()
may be called
immediately. If you use
mysql_use_result()
,
mysql_num_rows()
does not return
the correct value until all the rows in the result set have been
retrieved.
Return Values
The number of rows in the result set.
Errors
None.
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