The global value true is the only instance of class TrueClass and represents a logically true value in boolean expressions. The class provides operators allowing true to be used in logical expressions.

Instance Methods

And—Returns false if obj is nil or false, true otherwise.

Case Equality – For class Object, effectively the same as calling #==, but typically overridden by descendants to provide meaningful semantics in case statements.

Exclusive Or—Returns true if obj is nil or false, false otherwise.

An alias for to_s

The string representation of true is “true”.

Or—Returns true. As obj is an argument to a method call, it is always evaluated; there is no short-circuit evaluation in this case.

true |  puts("or")
true || puts("logical or")