https://paiza.io/projects/UZ0cPppnHSHZ1CyaOWXcTg?language=php
https://paste2.org/NvzH6bkZ
https://hackmd.io/s/ByjYVB42Jl
https://paiza.io/projects/_JETyhFXzebkSO0l_YO6Yw?language=php
https://paste2.org/6AC6CZAF