Null?: Difference between revisions
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! rowspan="2" |Type |
! rowspan="2" |Type |
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! colspan="4" |Null |
! colspan="4" |Null |
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Latest revision as of 19:37, 9 July 2022
The null primitive returns a value indicating whether its argument is a null value or not. It is right atomic.
Each atomic type has a distinguished null value used to represent missing data.
| Type | Null | |||
|---|---|---|---|---|
| oK | k7 | k9 | other | |
| int | 0N
|
Ø
|
0 |
0N
|
| float | ø
|
0.0 |
0n
| |
| char | " "
| |||
| symbol | `
| |||
| function | N/A | special
value of type |
::
| |
^(0;0N;`;(0n;" ";{}))
(0
1
1
1 1 0)