I think a better code would be: clear clc month = 0;
while (month<1 | month>6) month = input('Please chose your option between 1 and 6: ', "string") month=strtod(month) if (isnan(month)) then month = 0;end end select month case 1 disp("Month is January") case 2 disp("Month is February") case 3 disp("Month is March") case 4 disp("Month is April") case 5 disp("Month is May") case 6 disp("Month is June") else disp("Wrong Month number") end disp(month) -- Sent from: http://mailinglists.scilab.org/Scilab-developers-Mailing-Lists-Archives-f2574944.html _______________________________________________ dev mailing list dev@lists.scilab.org http://lists.scilab.org/mailman/listinfo/dev