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[Unity] C# CsvReader

simstealer 2022. 12. 8. 09:36
using UnityEngine;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Text.RegularExpressions;

public class CSVReader
{
    static string SPLIT_RE = @",(?=(?:[^""]*""[^""]*"")*(?![^""]*""))";
    static string LINE_SPLIT_RE = @"\r\n|\n\r|\n|\r";
    static char[] TRIM_CHARS = { '\"' };

    public static List<Dictionary<string, object>> Read(string file)
    {
        var list = new List<Dictionary<string, object>>();
        TextAsset data = Resources.Load(file) as TextAsset;

        var lines = Regex.Split(data.text, LINE_SPLIT_RE);

        if (lines.Length <= 1) return list;

        var header = Regex.Split(lines[0], SPLIT_RE);
        for (var i = 1; i < lines.Length; i++)
        {

            var values = Regex.Split(lines[i], SPLIT_RE);
            if (values.Length == 0 || values[0] == "") continue;

            var entry = new Dictionary<string, object>();
            for (var j = 0; j < header.Length && j < values.Length; j++)
            {
                string value = values[j];
                value = value.TrimStart(TRIM_CHARS).TrimEnd(TRIM_CHARS).Replace("\\", "");
                object finalvalue = value;
                int n;
                float f;
                if (int.TryParse(value, out n))
                {
                    finalvalue = n;
                }
                else if (float.TryParse(value, out f))
                {
                    finalvalue = f;
                }
                entry[header[j]] = finalvalue;
            }
            list.Add(entry);
        }
        return list;
    }
}

1. Resources 폴더를 만들고 csv 파일을 넣는다.

2. [도구] - [웹 옵션] - [UTF-8 설정]

public class DataRead : MonoBehaviour
{
    private void Start()
    {
        List<Dictionary<string, object>> data_Dialog = CSVReader.Read("csv 파일명");

        for (int i = 0; i < data_Dialog.Count; i++)
        {
            print(data_Dialog[i]["Coutnet"].ToString());
        }                       //csv에 관련된 헤더를 쓰래요.
    }
}