CUBRID 函数
PHP Manual

cubrid_num_cols

(PECL CUBRID >= 8.3.0)

cubrid_num_colsIs used to get the number of columns

说明

int cubrid_num_cols ( resource $req_identifier )

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 sentence.

参数

req_identifier

Request identifier.

返回值

Number of columns, when process is successful.

-1, if SQL sentence is not SELECT.

范例

Example #1 cubrid_num_cols() example

<?php
$req 
cubrid_execute ($con"select * from member");
if (
$req) {
  
$rows_count cubrid_num_rows ($req);
  
$cols_count cubrid_num_cols ($req);
  echo 
"result set rows count : $rows\n";
  echo 
"result set columns count : $cols\n";
  
cubrid_close_request ($req);
}
?>

参见


CUBRID 函数
PHP Manual