# mailparse_determine_best_xfer_encoding

(PECL mailparse >= 0.9.0)

mailparse_determine_best_xfer_encoding — Gets the best way of encoding

### 说明

mailparse_determine_best_xfer_encoding ( resource `$fp` ) : string

Figures out the best way of encoding the content read from the given file pointer.

### 参数

`fp`

  A valid file pointer, which must be seek-able.

### 返回值

Returns one of the character encodings supported by the mbstring module.

### 范例

Example #1 mailparse_determine_best_xfer_encoding() example

    <?php

    $fp = fopen('somemail.eml', 'r');
    echo 'Best encoding: ' . mailparse_determine_best_xfer_encoding($fp);

    ?>

以上例程的输出类似于：

    Best encoding: 7bit