# mssql_field_name

(PHP 4, PHP 5, PECL odbtp >= 1.1.1)

mssql_field_name — Get the name of a field

Warning

This function was REMOVED in PHP 7.0.0.

Alternatives to this function include:

- PDOStatement::getColumnMeta()
- sqlsrv_field_metadata()
- odbc_field_name()

### 说明

mssql_field_name ( resource `$result` [, int `$offset` = -1 ] ) : string

Returns the name of field no. `offset` in `result`.

### 参数

`result`

  The result resource that is being evaluated. This result comes from a call to mssql_query().

`offset`

  The field offset, starts at 0. If omitted, the current field is used.

### 返回值

The name of the specified field index on success 或者在失败时返回 `FALSE`.

### 范例

Example #1 mssql_field_name() example

    <?php
    // Send a select query to MSSQL
    $query = mssql_query('SELECT [username], [name], [email] FROM [php].[dbo].[userlist]');

    echo 'Result set contains the following field(s):', PHP_EOL;

    // Dump all field names in result
    for ($i = 0; $i < mssql_num_fields($query); ++$i) {
        echo ' - ' . mssql_field_name($query, $i), PHP_EOL;
    }

    // Free the query result
    mssql_free_result($query);
    ?>

以上例程的输出类似于：

    Result set contains the following field(s):
     - username
     - name
     - email

### 参见

- mssql_field_length() - Get the length of a field
- mssql_field_type() - Gets the type of a field