cubrid_field_seek
(PECL CUBRID >= 8.3.0)
cubrid_field_seek — Move the result set cursor to the specified field offset
說明
cubrid_field_seek(resource
$result, int $field_offset = 0): boolThis function moves the result set cursor to the specified field offset. This offset is used by cubrid_fetch_field() if it doesn't include a field offset. It returns TRUE on success or FALSE on failure.
參數
-
result -
resultcomes from a call to cubrid_execute() -
field_offset -
The numerical field offset. The
field_offsetstarts at 0. Iffield_offsetdoes not exist, an error of levelE_WARNINGis also issued.
返回值
true on success.
false on failure.
範例
示例 #1 cubrid_field_seek() example
<?php
$conn = cubrid_connect("localhost", 33000, "demodb");
$req = cubrid_execute($conn, "SELECT event_code,athlete_code,nation_code,game_date FROM game WHERE host_year=1988 and event_code=20001;");
var_dump(cubrid_fetch_row($req));
cubrid_field_seek($req, 1);
$field = cubrid_fetch_field($req);
printf("\n--- Field Properties ---\n");
printf("%-30s %s\n", "name:", $field->name);
printf("%-30s %s\n", "table:", $field->table);
printf("%-30s \"%s\"\n", "default value:", $field->def);
printf("%-30s %d\n", "max length:", $field->max_length);
printf("%-30s %d\n", "not null:", $field->not_null);
printf("%-30s %d\n", "unique key:", $field->unique_key);
printf("%-30s %d\n", "multiple key:", $field->multiple_key);
printf("%-30s %d\n", "numeric:", $field->numeric);
printf("%-30s %s\n", "type:", $field->type);
cubrid_close_request($req);
cubrid_disconnect($conn);
?>
以上例程會輸出：
array(4) {
[0]=>
string(5) "20001"
[1]=>
string(5) "16132"
[2]=>
string(3) "KOR"
[3]=>
string(9) "1988-09-30"
}
--- Field Properties ---
name: athlete_code
table: game
default value: ""
max length: 0
not null: 1
unique key: 1
multiple key: 0
numeric: 1
type: integer