id3_set_tag
(PECL id3 >= 0.1)
id3_set_tag — Update information stored in an ID3 tag
说明
$filename
, array $tag
[, int $version = ID3_V1_0
] ) : boolid3_set_tag() is used to change the information stored of an ID3 tag. If no tag has been present, it will be added to the file.
参数
-
filename -
The path to the MP3 file
Instead of a filename you may also pass a valid stream resource
-
tag -
An associative array of tag keys and values
The following keys may be used in the associative array:
Keys in the associative array key possible value available in version title string with maximum of 30 characters v1.0, v1.1 artist string with maximum of 30 characters v1.0, v1.1 album string with maximum of 30 characters v1.0, v1.1 year 4 digits v1.0, v1.1 genre integer value between 0 and 147 v1.0, v1.1 comment string with maximum of 30 characters (28 in v1.1) v1.0, v1.1 track integer between 0 and 255 v1.1 -
version -
Allows you to specify the version of the tag as MP3 files may contain both, version 1.x and version 2.x tags
返回值
成功时返回 TRUE， 或者在失败时返回 FALSE。
范例
Example #1 id3_set_tag() example
<?php
$data = array(
"title" => "Re:Start",
"artist" => "Re:\Legion",
"comment" => "A nice track"
);
$result = id3_set_tag( "path/to/example.mp3", $data, ID3_V1_0 );
if ($result === true) {
echo "Tag successfully updated\n";
}
?>
If the file is writable, this will output:
Tag successfully updated
注释
Note: Currently id3_set_tag() only supports version 1.0 and 1.1.
参见
- id3_remove_tag() - Remove an existing ID3 tag
- id3_get_tag() - Get all information stored in an ID3 tag
- id3_get_version() - Get version of an ID3 tag