2016年11月7日
The Safe Navigation Operator (&.) in Ruby
摘要： The most interesting addition to Ruby 2.3.0 is the Safe Navigation Operator(&.). A similar operator has been present in C# and Groovy for a long time 阅读全文
posted @ 2016-11-07 11:04 冰凌花花～ 阅读(253) 评论(0) 推荐(0) 编辑