Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →

instance method

FalseClass#|

(nil | false) -> false

(untyped obj) -> bool

false | object → true or false

nil | object → true or false

#define false_or true_and

Returns false if object is nil or false, true otherwise:

Example

nil | nil        # => false
nil | false      # => false
nil | Object.new # => true

See also #^ #inspect #=== #to_s also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0