Vim: underscore(_) automatically converted to (<-)
问题 I have been writing R scripts in Vim for some time now. Starting an hour ago, I began facing an issue that every time I type an underscore ( _ ), it gets automatically converted to <- . What setting did I change for this to happen? Thanks! 回答1: :verbose imap _ should tell you which (probably filetype plugin) has set this. It's less likely to be an abbreviation, but :verbose ia _ would tell you. 回答2: The VIM: r-plugin does indeed change the mapping but the documentation section 4.1 states "it