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# fbsql_field_name

(PHP 4 >= 4.0.6, PHP 5)

fbsql_field_name -- Get the name of the specified field in a result

## 说明

string fbsql_field_name ( resource result [, int field_index] )

fbsql_field_name() returns the name of the specified field index. result must be a valid result identifier and field_index is the numerical offset of the field.

> 注: field_index starts at 0.

> e.g. The index of the third field would actually be 2, the index of the fourth field would be 3 and so on.

例子 1. fbsql_field_name() example

`<?php // The users table consists of three fields: // user_id // username // password. $res = fbsql_db_query("users", "select * from users", $link); echo fbsql_field_name($res, 0) . "\n"; echo fbsql_field_name($res, 2); ?>`

上例将输出：

    user_id
    password

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