Idea快捷键

---

for 循环

String[] strings = new String[9];
ArrayList<String> arrayList = new ArrayList<>();
Map<Integer, String> map = new HashMap<>();

iter

for (Integer i : map.keySet()) {
}
for (String s : map.values()) {
}
for (String s : strings) {
}
for (String s : arrayList) {
}

itar

for (int i = 0; i < strings.length; i++) {
    String string = strings[i];
}

itli

for (int i = 0; i < arrayList.size(); i++) {
    Integer integer =  arrayList.get(i);
}
for (int i = 0; i < map.size(); i++) {
    String s = map.get(i);
}

fori

for (int i = 0; i < ; i++) {           
}

---

ctrl + alt + t

快捷 if if/else while do/while for try/catch…