Equality

Equality determines whether two expressions have equivalent values.

Related concepts:  OperatorValue

Closest Wikipedia entry:  Equality (mathematics) — In mathematics, equality is a relationship between two quantities or expressions, stating that they have the same value, or represent the same mathematical object. Equality between A and B is written A = B, and pronounced "A equals B". In this equality, A and B are distinguished by calling them left-hand side (LHS), and right-hand side (RHS).

Misconceptions about Equality

12 documented Misconceptions

CompareBooleanToConstant

To test whether an expression evaluates to true or false, one must compare it to a constant

EqualityOperatorComparesListIdentities

(list a) = (list b) compares the identities of list a and list b

EqualityOperatorComparesOnlyTypes

() = () compares only the types of its operands