Nil Literal

nil represents the absence of a value. It is commonly used to indicate that a variable has no value assigned or that something doesn't exist.

In Textwire, nil is treated as false in boolean contexts, making it easy to check for missing values:

{{ user = nil }}

@if(!user)
    <p>No user found</p>
@end

Converts to false in conditions

nil is falsy in boolean contexts.

Prints as empty string

Outputting nil displays nothing.

Array out-of-bounds returns nil

Accessing non-existent array indices returns nil instead of error.

Accessing object property nil

Accessing a property that doesn't exist on object returns nil instead of error.