MySQL :: MySQL 5.0 Reference Manual :: 20.6.7.48 mysql_num_rows()

MySQL :: MySQL 5.0 Reference Manual :: 20.6.7.48 mysql_num_rows()

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日期:2025-06-11
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 ......看更多