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    cubrid_fetch_field

    (PECL CUBRID >= 8.3.1)

    cubrid_fetch_field — Get column information from a result and return as an object

    Açıklama

    cubrid_fetch_field(resource $result, int $field_offset = 0): object

    This function returns an object with certain properties of the specific column. The properties of the object are:

    name

    column name

    table

    name of the table that the column belongs to

    def

    default value of the column

    max_length

    maximum length of the column

    not_null

    1 if the column cannot be NULL

    primary_key

    1 if the column is a primary key

    unique_key

    1 if the column is an unique key

    multiple_key

    1 if the column is a non-unique key

    numeric

    1 if the column is numeric

    blob

    1 if the column is a BLOB

    type

    the type of the column

    unsigned

    1 if the column is unsigned

    zerofill

    1 if the column is zero-filled

    Bağımsız Değişkenler

    result

    result comes from a call to cubrid_execute()

    field_offset

    The numerical field offset. If the field offset is not specified, the next field (that was not yet retrieved by this function) is retrieved. The field_offset starts at 0.

    Dönen Değerler

    Object with certain properties of the specific column, when process is successful.

    false on failure.

    Örnekler

    Örnek 1 cubrid_fetch_field() 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", "primary key:", $field->primary_key);
    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 %d\n", "blob:", $field->blob);
    printf("%-30s %s\n", "type:", $field->type);
    printf("%-30s %d\n", "unsigned:", $field->unsigned);
    printf("%-30s %d\n", "zerofill:", $field->zerofill);

    cubrid_close_request($req);

    cubrid_disconnect($conn);
    ?>

    Yukarıdaki örneğin çıktısı:

    array(4) {
  [0]=>
  string(5) "20001"
  [1]=>
  string(5) "16681"
  [2]=>
  string(3) "KOR"
  [3]=>
  string(9) "1988-9-30"
}

--- Field Properties ---
name:                          athlete_code
table:                         game
default value:                 ""
max length:                    0
not null:                      1
primary key:                   1
unique key:                    1
multiple key:                  0
numeric:                       1
blob:                          0
type:                          integer
unsigned:                      0
zerofill:                      0
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