PHP 8.4.0 RC2 available for testing

ibase_num_fields

(PHP 5, PHP 7 < 7.4.0)

ibase_num_fieldsGet the number of fields in a result set

说明

ibase_num_fields(resource $result_id): int

Get the number of fields in a result set.

参数

result_id

An InterBase result identifier.

返回值

Returns the number of fields as an integer.

示例

示例 #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";
}
?>

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