func calculateWithDate(date: Date) -> String { guard let calendar = NSCalendar(identifier: NSCalendar.Identifier.gregorian) else { return "" } let components = calendar.components([.month, .day], from: date) let month = components.month! let day = components.day! // 月以100倍之月作为一个数字计算出来 let mmdd = month * 100 + day; var result = "" if ((mmdd >= 321 && mmdd <= 331) || (mmdd >= 401 && mmdd <= 419)) { result = "白羊座" } else if ((mmdd >= 420 && mmdd <= 430) || (mmdd >= 501 && mmdd <= 520)) { result = "金牛座" } else if ((mmdd >= 521 && mmdd <= 531) || (mmdd >= 601 && mmdd <= 621)) { result = "双子座" } else if ((mmdd >= 622 && mmdd <= 630) || (mmdd >= 701 && mmdd <= 722)) { result = "巨蟹座" } else if ((mmdd >= 723 && mmdd <= 731) || (mmdd >= 801 && mmdd <= 822)) { result = "狮子座" } else if ((mmdd >= 823 && mmdd <= 831) || (mmdd >= 901 && mmdd <= 922)) { result = "处女座" } else if ((mmdd >= 923 && mmdd <= 930) || (mmdd >= 1001 && mmdd <= 1023)) { result = "天秤座" } else if ((mmdd >= 1024 && mmdd <= 1031) || (mmdd >= 1101 && mmdd <= 1122)) { result = "天蝎座" } else if ((mmdd >= 1123 && mmdd <= 1130) || (mmdd >= 1201 && mmdd <= 1221)) { result = "射手座" } else if ((mmdd >= 1222 && mmdd <= 1231) || (mmdd >= 101 && mmdd <= 119)) { result = "摩羯座" } else if ((mmdd >= 120 && mmdd <= 131) || (mmdd >= 201 && mmdd <= 218)) { result = "水瓶座" } else if ((mmdd >= 219 && mmdd <= 229) || (mmdd >= 301 && mmdd <= 320)) { //考虑到2月闰年有29天的 result = "双鱼座" }else{ print(mmdd) result = "日期错误" } return result }
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