db2_field_num
(PECL ibm_db2 >= 1.0.0)
db2_field_num — Returns the position of the named column in a result set
说明
Returns the position of the named column in a result set.
参数
-
stmt -
Specifies a statement resource containing a result set.
-
column -
Specifies the column in the result set. This can either be an integer representing the 0-indexed position of the column, or a string containing the name of the column.
返回值
Returns an integer containing the 0-indexed position of the named column in
the result set. If the specified column does not exist in the result set,
db2_field_num() returns FALSE.
参见
- db2_field_display_size() - Returns the maximum number of bytes required to display a column
- db2_field_name() - Returns the name of the column in the result set
- db2_field_precision() - Returns the precision of the indicated column in a result set
- db2_field_scale() - Returns the scale of the indicated column in a result set
- db2_field_type() - Returns the data type of the indicated column in a result set
- db2_field_width() - Returns the width of the current value of the indicated column in a result set