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解决[UITapGestureRecognizer tag]:

解决[UITapGestureRecognizer tag]:

作者: SunshineDayss | 来源:发表于2019-03-15 16:46 被阅读0次

// 这样写就会崩溃

addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(cancel)))

@objc private func cancel() {

    }

// 这样写就不会崩溃

addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(cancel(_:))))

@objc private func cancel(_ gesture: UITapGestureRecognizer) {

    }

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