# ibase_num_fields

(PHP 4, PHP 5)

ibase_num_fields — Get the number of fields in a result set

### Description

int ibase_num_fields ( resource `$result_id` )

Get the number of fields in a result set.

### Parameters

`result_id`

  An InterBase result identifier.

### Return Values

Returns the number of fields as an integer.

### Examples

Example#1 ibase_num_fields() example

`<?php
$rs = ibase_query("SELECT * FROM tablename");
$coln = ibase_num_fields($rs);
for ($i = 0; $i < $coln; $i++) {
$col_info = ibase_field_info($rs, $i);
echo "name: " . $col_info['name'] . "\n";
echo "alias: " . $col_info['alias'] . "\n";
echo "relation: " . $col_info['relation'] . "\n";
echo "length: " . $col_info['length'] . "\n";
echo "type: " . $col_info['type'] . "\n";
}
?>`

### See Also

- ibase_field_info()