Elixir编程:模块与功能深度解析
1. 读写MP3文件的ID3信息
在Elixir中,我们可以对MP3文件的ID3信息进行读写操作,具体步骤如下:
1. 启动IEx并加载 mp3_info.ex 文件:
iex mp3_info.ex
- 读取MP3文件中ID3 v2标签的版本:
iex(1)> Mp3Info.id3_v2_basic_info
[ID3v2 Info]
Tag: ID3
Major Version: 4
Revision: 0
:ok
- 读取MP3文件中当前的ID3 v1元数据:
iex(2)> Mp3Info.id3_v1_info
[ID3v1 Info]
Tag: UUU
Title: UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU
Artist: UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU
Album: UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU
Year: UUUU
Comments: UUUUUUUUUUUUUUUUUUUUUUUUUUUUUU
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