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  • break-continue

    /*

     break: 跳出循环, 无论循环保持条件是否还为真都不会再执行循环

     continue: 跳出本次循环, 如果循环保持条件还为真还会继续执行循环

     OC:

     NSArray *arr = @[@1,@3, @5, @7, @8];

     for (NSNumber *num in arr) {

     if ([num isEqualTo:@(7)]) {

     NSLog(@"找到幸运数字");

     break;

     }

     NSLog(@"没有找到幸运数字");

     }

     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("没有找到")

    }

    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)")

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  • 原文地址:https://www.cnblogs.com/lurenq/p/7364425.html
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