Anonymous
public text v1 · immutableString upper = "ABCD";
String lower = upper.toLowercase();
String[] u = {"A", "B"};
for(int i=0; i< u.length; i++){
u[i] = u[i].toLowercase();
}String upper = "ABCD";
String lower = upper.toLowercase();
String[] u = {"A", "B"};
for(int i=0; i< u.length; i++){
u[i] = u[i].toLowercase();
}