Created
August 22, 2019 13:45
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array-reverse-foreach
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| var numbers = [1, 2, 3, 4, 5] | |
| numbers.forEach { num in | |
| print("num: \(num)") | |
| print("numbers: \(numbers)") | |
| if num == 2 { | |
| numbers = numbers.reversed() | |
| } | |
| print("numbers: \(numbers)") | |
| } | |
| // prints | |
| // num: 1 | |
| // numbers: [1, 2, 3, 4, 5] | |
| // numbers: [1, 2, 3, 4, 5] | |
| // num: 2 | |
| // numbers: [1, 2, 3, 4, 5] | |
| // numbers: [5, 4, 3, 2, 1] | |
| // num: 3 | |
| // numbers: [5, 4, 3, 2, 1] | |
| // numbers: [5, 4, 3, 2, 1] | |
| // num: 4 | |
| // numbers: [5, 4, 3, 2, 1] | |
| // numbers: [5, 4, 3, 2, 1] | |
| // num: 5 | |
| // numbers: [5, 4, 3, 2, 1] | |
| // numbers: [5, 4, 3, 2, 1] |
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