FileType and DocumentType

Where can I get the relationship information corresponding to fileType and documentType in the config?
For example, ‘docx’ corresponds to ‘word’ and ‘xlsx’ corresponds to ‘cell’.

Hello @ycc2333
We have API knowledge database here: https://api.onlyoffice.com/
Please check out these titles:
ONLYOFFICE Api Documentation - Config
ONLYOFFICE Api Documentation - Config
I hope this is what you are looking for. If I misunderstood your request, please clarify it.