Feel the basic type and reference type easily with ruby 2

It is a pattern that does not use the method of Feel basic type and reference type easily with ruby.

Launch Ruby on mac terminal

irb

When the value of the basic type of the reference type value is changed

temp=[1,2]
temp2=temp
temp2[0]=11
temp #[11, 2]

The values (reference values) of temp and temp2 are the same

When the reference type value itself is changed

temp=[1,2]
temp2=temp
temp2=11
temp #[1, 2]

The values (reference values) of temp and temp2 are different

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