hash_dot:将点语法与Ruby哈希结合使用

哈希点 HashDot允许您使用点语法获取和设置Ruby哈希属性。 require 'hash_dot' user = { name : 'Anna' , job : { title : 'Programmer' } } . to_dot user . job . title #=> 'Programmer' user . job . title = 'Senior Programmer' user . job . title #=> 'Senior Programmer' user . job . delete ( :title ) user . job . title #=> NoMethodError user . job . title = 'Engineer' user . job . title #=> 'Engineer' user