[英]Swift escaping block declaration
I have the following code: 我有以下代码:
typealias queryCompletionBlock = (_ finished:Bool) -> Void
func queryForParams(@escaping completion:queryCompletionBlock)
But I get an error 但我得到一个错误
Attribute can only be applied to types, not declarations
The problem is the function requires block to be escaping. 问题在于该函数需要转义该块。 How do I declare the above function with an escaping block? 如何用转义块声明上述功能?
func queryForParams(completion: @escaping queryCompletionBlock)
试试func queryForParams(completion: @escaping queryCompletionBlock)
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