Origin for each line in single_doc/lua_lib/程语_月_基类_文_删字.lua from check-in 60c256f91b:

60c256f91b 2024-06-27  顽雨沉风: local d_2 = {}
60c256f91b 2024-06-27  顽雨沉风: function d_2.空格与制表符(u1)
60c256f91b 2024-06-27  顽雨沉风:   return u1:gsub("[ \t]", "")
60c256f91b 2024-06-27  顽雨沉风:   end
60c256f91b 2024-06-27  顽雨沉风: return d_2