Ahoj. Jaky je rozdil v shellu mezi "$@" a ${1+"$@"} ? Podle man bash: When there are no positional parameters, ``$@'' and $@ expand to nothing (i.e., they are removed). Mozna v nejakem shellu to tak nefunguje a je potreba explicitne otestovat, zda je nastaven alespon prvni parametr. Vite o nejakem takovem? S diky, Hans