= Funciones
  * pasando parámentros a funciones: [[https://stackoverflow.com/questions/6212219/passing-parameters-to-a-bash-function]]
    * [[http://tldp.org/LDP/abs/html/complexfunct.html]]
  * variables locales en funciones: [[http://tldp.org/LDP/abs/html/localvar.html]]
  * retorno de valores: [[https://www.linuxjournal.com/content/return-values-bash-functions]]