PHP 7.1.21 Released

cubrid_col_size

(PECL CUBRID >= 8.3.0)

cubrid_col_sizeGet the number of elements in collection type column using OID

说明

int cubrid_col_size ( resource $conn_identifier , string $oid , string $attr_name )

The cubrid_col_size() function is used to get the number of elements in a collection type (set, multiset, sequence) attribute.

参数

conn_identifier

Connection identifier.

oid

OID the instance that you want to work with.

attr_name

Name of the attribute that you want to work with.

返回值

Number of elements, when process is successful.

FALSE, when process is unsuccessful.

更新日志

版本 说明
8.3.1 Change return value: when process is unsuccessful, return false, not -1.

范例

Example #1 cubrid_col_size() example

<?php
$conn 
cubrid_connect("localhost"33000"demodb""dba");

@
cubrid_execute($conn"DROP TABLE foo");
cubrid_execute($conn"CREATE TABLE foo(a int AUTO_INCREMENT, b set(int), c list(int), d char(10))");
cubrid_execute($conn"INSERT INTO foo(a, b, c, d) VALUES(1, {1,2,3}, {11,22,33,333}, 'a')");

$req cubrid_execute($conn"SELECT * FROM foo"CUBRID_INCLUDE_OID);

cubrid_move_cursor($req1CUBRID_CURSOR_FIRST);
$oid cubrid_current_oid($req);

$attr cubrid_col_get($conn$oid"b");
var_dump($attr);

$size cubrid_col_size($conn$oid"b");
var_dump($size);

cubrid_close_request($req);
cubrid_disconnect($conn);
?>

以上例程会输出:

array(3) {
  [0]=>
  string(1) "1"
  [1]=>
  string(1) "2"
  [2]=>
  string(1) "3"
}
int(3)
add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top