Translations:FAQ/287/en

= Server upgrade issues =

Nesting comments
Previously in UnrealIRCd you could do something like this:: /* This is a comment * Lalala /* and this is a comment within a comment */ */ ... this was because each  required a   to terminate the comment. In other words 'comment nesting', if you had two  then you needed two. Starting with UnrealIRCd 4.2.1 we no longer do this and the rule is simply:  to start a comment and the first   ends the comment immediately: /* This is a comment * Lalala * you can type more but you can only close it once: */ Any attempt to use the old way will result in a Ignoring extra end comment warning. Why? The old style 'comment nesting' was non-standard, and confusing if you for example wrote