s4_ldrop(argument, …)
Removes leading empty arguments from the argument list:
⇐ {s4_ldrop(,,[Argument],[Another argument])}
⇒ {Argument,Another argument}
Inner and trailing empty arguments remain intact:
⇐ {s4_ldrop([Argument],,[Another argument],,)}
⇒ {Argument,,Another argument,,}
Returns list of quoted arguments:
⇐ {s4_ldrop([m4_toupper([String])],[m4_tolower([String])])}
⇒ {m4_toupper([String]),m4_tolower([String])}
(Note: m4_toupper
and m4_tolower
macros are not expanded.)