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(PHP 5, PHP 7 < 7.4.0)
ibase_num_fields — Get the number of fields in a result set
$result_id): int
Get the number of fields in a result set.
result_id
An InterBase result identifier.
Returns the number of fields as an integer.
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";
}
?>
