cubrid_num_fields
(PECL CUBRID >= 8.3.0)
cubrid_num_fields — Return the number of columns in the result set
Beschreibung
cubrid_num_fields(resource
$result): intThis function returns the number of columns in the result set, on success, or it returns FALSE on failure.
Parameter-Liste
-
result -
resultcomes from a call to cubrid_execute(), cubrid_query() and cubrid_prepare()
Rückgabewerte
Number of columns, on success.
-1 if SQL sentence is not SELECT.
false when process is unsuccessful.
Beispiele
Beispiel #1 cubrid_num_fields() example
<?php
$conn = cubrid_connect("localhost", 33000, "demodb");
$req = cubrid_execute($conn, "SELECT * FROM code");
$row_num = cubrid_num_rows($req);
$col_num = cubrid_num_fields($req);
printf("Row Num: %d\nColumn Num: %d\n", $row_num, $col_num);
cubrid_disconnect($conn);
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
Row Num: 6 Column Num: 2
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