3 回答

TA貢獻(xiàn)1884條經(jīng)驗(yàn) 獲得超4個(gè)贊
::
module SomeModule module InnerModule class MyClass CONSTANT = 4 end endend
CONSTANT
SomeModule::InnerModule::MyClass::CONSTANT
.
.
).

TA貢獻(xiàn)1856條經(jīng)驗(yàn) 獲得超17個(gè)贊
::
ActiveRecord::Base
module ActiveRecord class Base endend
Base
ActiveRecord
ActiveRecord::Base
module Math PI = 3.141 # ...endputs Math::PI
::
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