break-continue
/*
break: 跳出循環, 無論循環保持條件是否還為真都不會再執行循環
continue: 跳出本次循環, 如果循環保持條件還為真還會繼續執行循環
OC:
NSArray *arr = @[@1,@3, @5, @7, @8];
for (NSNumber *num in arr) {
if ([num isEqualTo:@(7)]) {
NSLog(@"找到幸運數字");
break;
}
NSLog(@"沒有找到幸運數字");
}
NSArray *arr = @[@1,@3, @5, @7, @8];
int count = 0;
for (NSNumber *num in arr) {
if (num.intValue % 2 != 0 ) {
NSLog(@"不能被2整除");
continue;
}
NSLog(@"能被2整除");
count++;
}
NSLog(@"count = %d", count);
*/
var arr:Array<Int> = [1,2,3,4,5,6]
for num in arr{
if num == 7
{
print("找到你了")
break
}
print("沒有找到")
}
var arr1:Array<Int> = [1,2,3,4,5,6,7,8]
var count:Int = 0
for num in arr1{
if num % 2 != 0
{
print("不能被2整除")
continue
}
print("能被2整除")
count += 1
}
print("count = \(count)")
break-continue