↗ Raise r←[x]↗y
x must be a scalar natural. y must be a character vector. If x is not provided, it defaults to 1.
If x is 0, nothing happens and r is the empty vector.
If x is not 0, fails with an error type indexed by x and message y:
x | Error type |
|---|---|
1 | User error |
2 | Domain error |
3 | Length error |
4 | Rank error |
5 | Not yet implemented! |
6 | Syntax error |
7 | Assertion failed |
8 | Index error |
9 | IO error |