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emoji演示

  • emoji其实就是字符串
  • 把一个16进制字符串转换成emoji表情

    /// 把一个16进制字符串转换成emoji表情
    func emoji() {
      let code = "0x1f603"
    
      let scanner = Scanner(string: code)
    
      var result: UInt32 = 0
      scanner.scanHexInt32(&result)
    
      print(result)
    
      let str = "\(Character(UnicodeScalar(result)!))"
      textView.text = str
    }
    

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