Thanks to this information courtesy of 
Hive account@samgiset, I understood about saving. I share it with those who don't know what it is and its function. Greetings.
Gracias a esta información cortesía de Hive account@samgiset comprendí sobre el saving, se los comparto para quien no sepa ques y su funcion, saludos
@samgiset/phyeluex
