s.equals("hello").if
flag.if
String[] mylist = {"hello", "j", "jlj"};
for (int i = 0; i < mylist.length; i++) {
}
String[] mylist = {"hello", "j", "jlj"};
for (int i = mylist.length - 1; i >= 0; i--) {
}
String[] mylist = {"hello", "j", "jlj"};
for (String s2 : mylist) {
}
原文:https://www.cnblogs.com/kexing/p/10468065.html