Nothing: Difference between revisions
Jump to navigation
Jump to search
(Fixed description of Nothing type.) |
m (Minor tip) |
||
| Line 1: | Line 1: | ||
An expression of type '''Nothing''' is no value. It cannot be assigned to a variable. It exists because each expression needs to return some value and needs to have some clearly identified [[:Category:Data Types|type]]. | An expression of type '''Nothing''' is no value. It cannot be assigned to a variable. It exists because each expression needs to return some value and needs to have some clearly identified [[:Category:Data Types|type]]. | ||
Its presence can be checked using [[isNil]]. | |||
[[Category: Magic Types]] | [[Category: Magic Types]] | ||