<?php //getShortDescription.a%253A3%253A%257Bi%253A0%253Bs%253A33%253A%2522App%255CEntity%255CAttachments%255CAttachment%2522%253Bi%253A1%253Bs%253A12%253A%2522externalPath%2522%253Bi%253A2%253Ba%253A0%253A%257B%257D%257D

return [PHP_INT_MAX, 'Sets the path to a file hosted on an external server. Setting the external path to a (nonempty) value different
from the the old one _clears_ the internal path, so that the external path reflects where any associated internal
file came from.'];