dongwen9947 2018-12-28 18:47
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读取CSV时如何指定编码格式?

I am writing a package to read CSV files in Go, and I need to open CSV files which may be coded in different formats (such as UTF8, Latin1 or others). Is there a way to specify the encoding format of the CSV file to read?

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  • duanhuang3074 2018-12-28 19:05
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    Package csv

    import "encoding/csv"
    

    func NewReader

    func NewReader(r io.Reader) *Reader
    

    NewReader returns a new Reader that reads from r.


    Provide an io.Reader to csv.NewReader that maps the CSV file character set to Unicode UTF-8.

    For example,

    import (
        "encoding/csv"
    
        "golang.org/x/text/encoding/charmap"
    )
    
    file, err := os.Open(filename)
    if err != nil {
        return err
    }
    defer file.Close()
    rdr := csv.NewReader(charmap.ISO8859_15.NewDecoder().Reader(file))
    
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