鍦╥OS涓紝performSelector鏂规硶鐢ㄤ簬璋冪敤瀵硅薄鐨勬寚瀹氭柟娉曘€?/p>

浣跨敤鏂规硶濡備笅锛?/p>

1. 璋冪敤鏃犲弬鏁版柟娉曪細

let object = SomeClass()
object.performSelector(onMainThread: #selector(SomeClass.someMethod), with: nil, waitUntilDone: false)

涓婅堪浠ｇ爜灏嗗湪涓荤嚎绋嬩笂璋冪敤SomeClass鐨?code>someMethod鏂规硶銆?/p>

2. 璋冪敤甯︽湁鍙傛暟鐨勬柟娉曪細

let object = SomeClass()
let parameter = "Hello"
object.performSelector(onMainThread: #selector(SomeClass.someMethod(with:)), with: parameter, waitUntilDone: false)

涓婅堪浠ｇ爜灏嗗湪涓荤嚎绋嬩笂璋冪敤SomeClass鐨?code>someMethod鏂规硶锛屽苟浼犻€掑弬鏁?code>"Hello"銆?/p>

闇€瑕佹敞鎰忕殑鏄紝performSelector鏂规硶榛樿鍙兘璋冪敤娌℃湁杩斿洖鍊肩殑鏂规硶銆傚鏋滆璋冪敤鏈夎繑鍥炲€肩殑鏂规硶锛屽彲浠ヤ娇鐢?code>perform鏂规硶閰嶅悎NSInvocation鏉ュ疄鐜帮細

let object = SomeClass()
let invocation = NSInvocation()
invocation.target = object
invocation.selector = #selector(SomeClass.someMethod)
invocation.invoke()

涓婅堪浠ｇ爜灏嗚皟鐢?code>SomeClass鐨?code>someMethod鏂规硶锛屽苟鑾峰彇杩斿洖鍊笺€?/p>

闇€瑕佹敞鎰忕殑鏄紝performSelector鏂规硶鍦⊿wift涓凡缁忚搴熷純锛屾帹鑽愪娇鐢ㄦ洿瀹夊叏鐨勬柟寮忔潵璋冪敤鏂规硶锛屼緥濡備娇鐢ㄩ棴鍖呮垨閫夋嫨鍣紙Selector锛?鍗忚鐨勬柟寮忋€?/p>