“Rails Array Pop First N Elements” Kode Jawaban

Array pop ruby

a = [1, 2, 3, 4]
a.pop()
# => 4
I got 99 problems but a bug aint one!

Rails Array Pop First N Elements

array = [1, 2, 3, 4, 5, 6]
array.drop(2)

# => [3, 4, 5, 6]
Lioruby

Ruby mengecualikan dari Slice

# First of all you have to use splat (*) operator. 
# Then instead of using .slice() and .except() together, you can do this is more efficient way.

columns_to_show = ['age', 'gender', 'cast', 'fee_status']
columns_to_show = columns_to_show - hidden_columns if hidden_columns

patient.slice(*columns_to_show).values

patient.slice('age', 'gender', 'cast', 'fee_status').except(*hidden_columns)
 => {"cast"=>"black", "fee_status"=>"paid"}
Mysterious Manatee

Jawaban yang mirip dengan “Rails Array Pop First N Elements”

Pertanyaan yang mirip dengan “Rails Array Pop First N Elements”

Jelajahi jawaban kode populer menurut bahasa

Jelajahi bahasa kode lainnya