cubrid_field_len
(PECL CUBRID >= 8.3.0)
cubrid_field_len — Returns the maximum length of the specified field
Description
int cubrid_field_len
( resource $req_identifier
, int $field_offset
)
This function returns the maximum length of the specified field on success, or it returns FALSE on failure.
Parameters
- req_identifier
-
This is the request identifier.
- field_offset
-
The numerical field offset. The field_offset starts at 0. If field_offset does not exist, an error of level E_WARNING is also issued.
Return Values
Maximum length, when process is successful.
FALSE on failure.
Examples
Example #1 cubrid_field_len() example
<?php
$link = cubrid_connect("localhost", 30000, "demodb2", "dba", "");
if (!$link)
{
die('Could not connect.');
}
$query = 'SELECT id, name, address, salary FROM employees';
$result = cubrid_execute($link, $query);
if ($result)
{
$length = cubrid_field_len($result, 1);
echo "Length of NAME field is ".$length;
cubrid_close_request($result);
}
?>
The above example will output:
Result: Length of NAME field is 256