摘要: iex(3)> t= "Science.Math" "Science.Math" iex(4)> :"Science.Math".add(1, 2) ** (UndefinedFunctionError) undefined function :"Science.Math".add/2 (module :"Science.Math" is not available) :"Science.Math".add(1, 2) 阅读全文
posted @ 2016-04-05 23:59 写着写着就懂了 阅读(1045) 评论(0) 推荐(0) 编辑