PLACESIGN([line1],[line2],[line3],[line4],[showgui])
Places a sign in the world with the specified text (if you have one)
[line1]
to[line4]
specifies the content for each sign line[showgui]
should betrue
if you want to continue editing the text
Example
// Places an empty sign
PLACESIGN()
// Places a sign with only one line
PLACESIGN("Hello Sign")
// Places a sign with all four lines filled in
PLACESIGN("Line 1","Line 2","Line 3","Line 4")
// Places a sign with two filled lines but leaves the GUI open
// so that you can continue to edit the sign text
PLACESIGN("Hello","World",,,true)