swift自定义log

新建一个.swift. 实现方法

import UIKit

func ARLog(_ value: Any... , fileName : String = #file,function : String = #function, line : Int32 = #line ){
    #if DEBUG
        print("文件名称：\((fileName as NSString).lastPathComponent) Function: \(function)  Line：\(line)")
        
        print("调试信息：\(value)")
        
        print("============================================")
        
    #endif
}