maneira rápida de conseguir charat
char[] chars = str.toCharArray();
for (int i = 0, n = chars.length; i < n; i++) {
char c = chars[i];
}
Dark Dotterel
char[] chars = str.toCharArray();
for (int i = 0, n = chars.length; i < n; i++) {
char c = chars[i];
}
String str = "a really, really long string";
for (int i = 0, n = str.length(); i < n; i++) {
char c = str.charAt(i);
}