Have : 2 digits<br><br />
<b>Fatal error</b>:  Uncaught ValueError: func_get_arg(): Argument #1 ($position) must be less than the number of the arguments passed to the currently executed function in /var/www/html/Clases25-26/Tema1/4-Funciones/03-matematicas.php:12
Stack trace:
#0 /var/www/html/Clases25-26/Tema1/4-Funciones/03-matematicas.php(12): func_get_arg()
#1 /var/www/html/Clases25-26/Tema1/4-Funciones/03-matematicas.php(15): digitN()
#2 {main}
  thrown in <b>/var/www/html/Clases25-26/Tema1/4-Funciones/03-matematicas.php</b> on line <b>12</b><br />