msql_num_fields()
(PHP 4, PHP 5, PHP 7)
Get number of fields in result
说明
msql_num_fields(resource $result): int
msql_num_fields() returns the number of fields in a result set.
参数
- $result
resource型的结果集。此结果集来自对msql_query()的调用。
返回值
Returns the number of fields in the result set.
参见
msql_query()
Send mSQL querymsql_fetch_field()
Get field informationmsql_num_rows()
Get number of rows in result