That's a C++-ism that someone thought Pike needed, I don't know why. I'd like to obsolete it.
/ Martin Stjernholm, Roxen IS
Previous text:
2003-04-18 22:51: Subject: lfun::`+=()
Note that Stdio.File sports an lfun::`<<() that doesn't comply with the rules you advocated here. I don't see much difference in this respect between + and <<, other than the latter being less commonly used.
/ rjb