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(PECL CUBRID >= 8.3.0)
cubrid_num_cols — Return the number of columns in the result set
$result
)The cubrid_num_cols() function is used to get the number of columns from the query result. It can only be used when the query executed is a select statement.
result
Result.
Number of columns, when process is successful.
FALSE
, if SQL statement is not SELECT.
Example #1 cubrid_num_cols() example
<?php
$conn = cubrid_connect ( "localhost" , 33000 , "demodb" , "dba" );
$req = cubrid_execute ( $conn , "SELECT * FROM code" );
$row_num = cubrid_num_rows ( $req );
$col_num = cubrid_num_cols ( $req );
printf ( "Row Num: %d\nColumn Num: %d\n" , $row_num , $col_num );
cubrid_disconnect ( $conn );
?>
以上例程会输出:
Row Num: 6 Column Num: 2