Operator 演算子

!=(_:_:)

Indicates whether two horizontal edges are unequal.

Declaration 宣言 

static func != (lhs: Self, rhs: Self) -> Bool

Return Value 戻り値

A Boolean value that’s set to true if the two horizontal edges are unequal.

Parameters パラメータ

a

The first horizontal edge to compare.

b

The second horizontal edge to compare.