?? labeledfor.java
字號:
//: LabeledFor.java
// Java抯 "labeled for loop"
public class LabeledFor {
public static void main(String[] args) {
int i = 0;
outer: // Can't have statements here
for(; true ;) { // infinite loop
inner: // Can't have statements here
for(; i < 10; i++) {
prt("i = " + i);
if(i == 2) {
prt("continue");
continue;
}
if(i == 3) {
prt("break");
i++; // Otherwise i never
// gets incremented.
break;
}
if(i == 7) {
prt("continue outer");
i++; // Otherwise i never
// gets incremented.
continue outer;
}
if(i == 8) {
prt("break outer");
break outer;
}
for(int k = 0; k < 5; k++) {
if(k == 3) {
prt("continue inner");
continue inner;
}
}
}
}
// Can't break or continue
// to labels here
}
static void prt(String s) {
System.out.println(s);
}
} ///:~
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