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我得到下面的錯誤。LTMorphingLabel Swift4錯誤
無法將類型的值 '(_) - >()' 預期參數類型「LTEmitterConfigureClosure? (又名'可選<(CAEmitterLayer,CAEmitterCell) - >()>')
我該如何解決?
self.emitterView.createEmitter(
"fragments",
particleName: "Fragment",
duration: 0.6
) {_ in}.update { (layer, _) in
if progress > end {
layer.birthRate = 0
}
}.play()