https://paiza.io/projects/0xiuRiwdLwfHA5g-gXPA_w?language=php
https://paste2.org/A5HMggmC
https://hackmd.io/s/rklB1QeEa1x
https://paiza.io/projects/edciYZ5FXto13pBUu0VpaQ?language=php
https://paste2.org/ZCLI0tge