Array<int> ints;
String str = "";

... - adds some elements to 'ints'

for(int q = -1; ++q < ints.GetCount(); ) {
    str += AsString(ints.[q]) + " ";
}

for(int q = -1; ++q < ints.GetCount(); str += AsString(ints[q]) + " "); 
for(int q = -1; ++q < ints.GetCount(); str += Format("%d ", ints[q])); 

for(int q = 0; q < ints.GetCount(); i++) // you can keep your version here too, I like this better...
   str << ints[q] << ' ';