Created
April 27, 2020 10:55
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Unwrapping optionals in swift
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| let optionalNumber = Int("365") | |
| // The optionalNumber is an optional Int | |
| let unwrappedNumber = optionalNumber! | |
| // The unwrappedNumber is Int and has a value of 365 | |
| let optionalFirstName = ["firstName": "Jeet", "lastName": "Smith"]["firstName"] | |
| // The optionalNumber is an optional String | |
| let unwrappedFirstName = optionalFirstName! | |
| // The unwrappedNumber is String and has a value of "Jeet" |
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