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    cubrid_field_len

    (PECL CUBRID >= 8.3.0)

    cubrid_field_len — Get the maximum length of the specified field

    Descrizione

    cubrid_field_len(resource $result, int $field_offset): int

    This function returns the maximum length of the specified field on success, or it returns FALSE on failure.

    Elenco dei parametri

    result

    result comes from a call to cubrid_execute()

    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.

    Valori restituiti

    Maximum length, when process is successful.

    false on failure.

    Esempi

    Example #1 cubrid_field_len() example

    <?php
    $conn     = cubrid_connect("localhost", 33000, "demodb");
    $result = cubrid_execute($conn, "SELECT * FROM game WHERE host_year=2004 AND nation_code='AUS' AND medal='G'");

    $column_names = cubrid_column_names($result);
    $column_types = cubrid_column_types($result);

    printf("%-30s %-30s %-15s\n", "Column Names", "Column Types", "Column Maxlen");
    for(    $i = 0, $size = count($column_names); $i < $size; $i++) {
    $column_len = cubrid_field_len($result, $i);
    printf("%-30s %-30s %-15s\n", $column_names[$i], $column_types[$i], $column_len);
    }

    cubrid_disconnect($conn);
    ?>

    Il precedente esempio visualizzerà:

    Column Names                   Column Types                   Column Maxlen  
host_year                      integer                        11             
event_code                     integer                        11             
athlete_code                   integer                        11             
stadium_code                   integer                        11             
nation_code                    char                           3              
medal                          char                           1              
game_date                      date                           10
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