文字
msql_num_fields
(PHP 4, PHP 5)
msql_num_fields — Get number of fields in result
说明
int msql_num_fields
( resource
$result
)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 query
- msql_fetch_field() - Get field information
- msql_num_rows() - Get number of rows in result