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(PECL CUBRID >= 8.3.0)
cubrid_field_len — Returns the maximum length of the specified field
This function returns the maximum length of the specified field on success, or it returns FALSE on failure.
This is the request identifier.
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.
Maximum length, when process is successful.
FALSE on failure.
Beispiel #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);
}
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
Result: Length of NAME field is 256
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