msql_fetch_field

(PHP 4, PHP 5, PHP 7)

msql_fetch_field — Get field information

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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.

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result

resource �͵Ľ�������˽�������Զ� msql_query() �ĵ��á�

field_offset

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

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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

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