swift-错误unrecognized selector sent to instance

发布时间：2020-12-14 01:56:08 所属栏目：百科来源：网络整理

导读：错误提示 *** Terminating app due to uncaught exception 'NSInvalidArgumentException',reason: '-[DBFM.ViewController onPlay]: unrecognized selector sent to instance 0x7fe3586a3820' 相关代码 btnPlay . addTarget ( self ,action: "onPlay" ,forCo

错误提示

*** Terminating app due to uncaught exception 'NSInvalidArgumentException',reason: '-[DBFM.ViewController onPlay]: unrecognized selector sent to instance 0x7fe3586a3820'

相关代码

btnPlay.addTarget(self,action: "onPlay",forControlEvents: UIControlEvents.TouchUpInside)

解决方法

(带参数的方法应该加上冒号: )

btnPlay.addTarget(self,action: "onPlay:",forControlEvents: UIControlEvents.TouchUpInside)

（编辑：李大同）

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