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    punycode.encode

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    punycode.encode(string): void
    Attributes
    string:string

    The punycode.encode() method converts a string of Unicode codepoints to a Punycode string of ASCII-only characters.

    punycode.encode('mañana'); // 'maana-pta'
    punycode.encode('☃-⌘'); // '--dqo34k'