Question

Why does SwiftyJSON create implicitly unwrapped optional for its constants?

score 200 · Answer 1 · 2015-06-13 02:48:52

200

Views

Why does SwiftyJSON create implicitly unwrapped optional for its constants?

Published on 13 June 2015 at 02:48

score 100 · Answer 2 · 2015-06-20 11:00:40

100

Views

unwrapping SKPhysicsBody doesn't work

Published on 20 June 2015 at 11:00

score 486 · Answer 3 · 2016-12-20 18:00:40

486

Views

How to debug "fatal error with nil while unwrapping an optional value"?

Published on 20 December 2016 at 18:00

score 116 · Answer 4 · 2022-04-22 00:02:33

116

Views

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Published on 22 April 2022 at 00:02

score 398 · Answer 5 · 2021-05-04 20:11:56

398

Views

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Published on 04 May 2021 at 20:11

score 63 · Answer 6 · 2018-11-07 19:41:59

63

Views

iOS IBOutlet is non-nil, somehow being scavenged to nil

Published on 07 November 2018 at 19:41

score 1.5k · Answer 7 · 2018-11-21 00:51:00

1.5k

Views

fixing - Thread 1: Fatal error: Unexpectedly found nil while unwrapping an Optional value

Published on 21 November 2018 at 00:51

score 3.2k · Answer 8 · 2016-02-22 12:32:09

3.2k

Views

Why am I getting a "Value of optional type UIFont not unwrapped", but unwrapping gives "unexpectedly found nil while unwrapping an optional"?

Published on 22 February 2016 at 12:32

score 650 · Answer 9 · 2016-02-28 14:37:24

650

Views

How to deal with "Fatal error: unexpectedly found nil while unwrapping an Optional value."

Published on 28 February 2016 at 14:37

score 36 · Answer 10 · 2020-07-16 12:01:11

36

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JSON: URL(string: urlString)! not woking

Published on 16 July 2020 at 12:01

score 163.7k · Answer 11 · 2014-06-03 14:52:26

163.7k

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What does an exclamation mark mean in the Swift language?

Published on 03 June 2014 at 14:52

score 3.3k · Answer 12 · 2014-06-05 13:05:11

3.3k

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Published on 05 June 2014 at 13:05

score 1.4k · Answer 13 · 2017-11-28 11:02:38

1.4k

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Published on 28 November 2017 at 11:02

score 67 · Answer 14 · 2017-12-16 18:55:46

67

Views

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Published on 16 December 2017 at 18:55

score 64 · Answer 15 · 2015-08-20 02:01:05

64

Views

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Published on 20 August 2015 at 02:01

score 5.8k · Answer 16 · 2016-02-05 08:41:28

5.8k

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Assigning text field value to variable in Swift

Published on 05 February 2016 at 08:41

score 36 · Answer 17 · 2018-08-11 12:04:24

36

Views

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Published on 11 August 2018 at 12:04

score 112 · Answer 18 · 2015-05-19 10:58:05

112

Views

What is the difference when change to use optional chaining replace forced unwrapping in swift?

Published on 19 May 2015 at 10:58

score 448 · Answer 19 · 2015-06-03 21:45:01

448

Views

Swift - Compiler warns i haven't unwrapped an optional but then forces me to unwrap using ! rather than?

Published on 03 June 2015 at 21:45

score 88 · Answer 20 · 2017-07-24 20:23:11

88

Views

Why does `+=` not work with implicitly unwrapped optionals

Published on 24 July 2017 at 20:23

List Question

Why does SwiftyJSON create implicitly unwrapped optional for its constants?

unwrapping SKPhysicsBody doesn't work

How to debug "fatal error with nil while unwrapping an optional value"?

How could UILabel always be nil -- Unexpectedly found nil while implicitly unwrapping an Optional value

How do I access an outlet from another View Controller? (Swift)

iOS IBOutlet is non-nil, somehow being scavenged to nil

fixing - Thread 1: Fatal error: Unexpectedly found nil while unwrapping an Optional value

Why am I getting a "Value of optional type UIFont not unwrapped", but unwrapping gives "unexpectedly found nil while unwrapping an optional"?

How to deal with "Fatal error: unexpectedly found nil while unwrapping an Optional value."

JSON: URL(string: urlString)! not woking

What does an exclamation mark mean in the Swift language?

How is a return value of AnyObject! different from AnyObject

Unwrapping optional crash in Swift

Need help understanding interaction between convenience initializer and instance variable unwrapping in Swift

When I try unwrapping a var, I get an error

Assigning text field value to variable in Swift

Assigning a dictionary of type [String:AnyObject] to [String: String] gives nil error

What is the difference when change to use optional chaining replace forced unwrapping in swift?

Swift - Compiler warns i haven't unwrapped an optional but then forces me to unwrap using ! rather than?

Why does `+=` not work with implicitly unwrapped optionals

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