void main() {
//Set-중복을 자동으로 처리해준다.
final Set names ={
'Code Factory',
'Flutter',
'Blackpink',
'Flutter'
};
print(names);
names.add('Jenny');
print(names);
names.remove('Flutter');
print(names);
print(names.contains('Blackpink'));
}
{Code Factory, Flutter, Blackpink}
{Code Factory, Flutter, Blackpink, Jenny}
{Code Factory, Blackpink, Jenny}
true
switch문
void main() {
int number=2;
switch(number%10){
case 0:
print('나머지가 0입니다.');
break;
case 1:
print('나머지가 1입니다.');
break;
default:
print('나머지가 2입니다.');
break;
}
}
void main() {
//loop
int total = 0;
List numbers = [1, 2, 3, 4, 5, 6];
for(int i = 0; i<numbers.length; i++){
total = total + numbers[i];
}
print(total);
total = 0;
for(int happy in numbers){
print(happy);
total += happy;
}
print(total);
}
