IsError
Generated from the engine's own definition: compute-engine's symbol, which we neither extend nor document by hand. No examples yet — the crosswalk is the reason it has a page.
True if the expression is an Error value, or a frozen expression embedding one ("a" + 1). False otherwise. Total.
IsError(any) -> booleanas compute-engine declares itTyped signatures
| Type | Package | Applies |
|---|---|---|
(any) -> boolean | compute-engine | always |