msql_field_flags
(PHP 4, PHP 5, PHP 7)
msql_field_flags — Get field flags
说明
msql_field_flags (
resource
$result
,
int $field_offset
) :
string
msql_field_flags() returns the field flags of the specified field.
返回值
Returns a string containing the field flags of the specified key. This can be: primary key not null, not null, primary key, unique not null or unique.