=
(union assign) operator
The rightassociative, binary infix =
operator is used to compute the
union of two operands, assigning the result to the lefthand
operand.
Usage
void m(Set<Integer> odds, Set<Integer> evens) {
variable Set<Integer> all = odds;
all = evens;
}
Description
Definition
The =
operator is defined as follows:
lhs = lhs  rhs
See the language specification for more details.
Polymorphism
The =
operator is polymorphic.
Tge 
in its definition is the union operator which depends on the
Set
interface.
Type
The result type of the &
operator is a Set
with the same element type as
the left hand operand's element type.
See also


(union) operator  API documentation for
Set
 set operators in the language specification
 operator precedence in the language specification
 Operator polymorphism