You always had to use them at the beginning of a line.
Originally Posted By: versions.txt 29/08/2003 - mIRC v6.1

84.Can now use /* and */ to comment out multiple lines in an alias,
popup, or script. Each be used alone on a single line.
There's some text missing, but the help file shows
Originally Posted By: /help comments
/*
This is a comment
*/

That's how they've always worked...

Note that it also states multiple lines in versions.txt.

Last edited by deegee; 02/11/07 10:54 AM.