POPTO function
Implementation
String POPTO(stateNameOrNum) {
if (stateNameOrNum is String && stateNameOrNum.contains('#pop:')) {
throw Error();
}
return '#pop:$stateNameOrNum';
}
String POPTO(stateNameOrNum) {
if (stateNameOrNum is String && stateNameOrNum.contains('#pop:')) {
throw Error();
}
return '#pop:$stateNameOrNum';
}