org-link-escape

org-link-escape is a compiled Lisp function in `org.el'.

(org-link-escape TEXT &optional TABLE MERGE)

Return percent escaped representation of TEXT.
TEXT is a string with the text to escape.
Optional argument TABLE is a list with characters that should be
escaped. When nil, `org-link-escape-chars' is used.
If optional argument MERGE is set, merge TABLE into
`org-link-escape-chars'.