ibase_num_fields

(PHP 4, PHP 5)

ibase_num_fields — Get the number of fields in a result set

说明

int ibase_num_fields ( resource $result_id )

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.

范例

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";
}
?>

参见

ibase_field_info()


	PHP5中文手册 ibase_name_result ibase_num_params Firebird/InterBase PHP Manual ibase_num_fields (PHP 4, PHP 5) ibase_num_fields — Get the number of fields in a result set 说明 int ibase_num_fields ( resource `$result_id` ) 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. 范例 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"; } ?>` 参见 ibase_field_info() ibase_name_result ibase_num_params Firebird/InterBase PHP Manual