msql_fetch_field

(PHP 4, PHP 5 < 5.3.0)

msql_fetch_field — Get field information

说明

msql_fetch_field ( resource $result [, int $field_offset = 0 ] ) : object

msql_fetch_field() can be used in order to obtain information about fields in a certain query result.

参数

result

resource 型的结果集。此结果集来自对 msql_query() 的调用。

field_offset

The field offset. If not specified, the next field that wasn't yet retrieved by msql_fetch_field() is retrieved.

返回值

Returns an object containing field information. The properties of the object are:

  • name - column name

  • table - name of the table the column belongs to

  • not_null - 1 if the column cannot be NULL

  • unique - 1 if the column is a unique key

  • type - the type of the column

参见