name: getAttr args: [s, set]
getAttr returns the attribute named s from set. Evaluation
aborts if the attribute doesn’t exist. This is a dynamic version of
the . operator, since s is an expression rather than an
identifier.
getAttr returns the attribute named s from set. Evaluation
aborts if the attribute doesn’t exist. This is a dynamic version of
the . operator, since s is an expression rather than an
identifier.