http://server.com/bbc1.m3u8 http://server.com/cnn.m3u8 (no line breaks or commas as separators)
An M3U file is essentially the same structure but with an .m3u or .m3u8 extension and UTF-8 encoding. A converter simply renames or restructures the file, optionally adding metadata (#EXTINF tags). txt to m3u online converter link