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iOS判断是否是emoji字符(史上较全)

        0x00A0...0x00AF,
        0x2030...0x204F,
        0x2120...0x213F,
        0x2190...0x21AF,
        0x2310...0x3000,
        0x1F000...0x1F9CF,
        0x1F9D0...0x1F9DF,
        0x1F9E0...0x1F9E5,
        0x1F9E7...0x1F9FF:
https://apps.timwhitlock.info/emoji/tables/unicode
http://unicode.org/emoji/charts/emoji-versions.html