function analyze(csvData, year, month) {
    const rows = csvData.trim().split('\n');
    const dataArray = rows.map(row => row.split(','));

    const holidays = getHolidayTable(year, month);


}

//プリザンターの祝日テーブルから祝日データを取得する
async function getHolidayTable(year, month) {
    const holidayTable = '281723';
    const location = 'neo999.next-he.net'; // プリザンターのホスト名を指定
    const holidays = [];

    //引数のyear,monthの前後1ヶ月の日付おw開始時間終了時間として日付文字列を作成
    year = 2024
    month = 5
    year = Number(year);
    month = Number(month);
    const startDate = new Date(year, month - 2, 1);
    const endDate = new Date(year, month + 1, 0);
    const startTime = `${startDate.getFullYear()}/${startDate.getMonth() + 1}/1 00:00:00`;
    const endTime = `${endDate.getFullYear()}/${endDate.getMonth() + 1}/${endDate.getDate()} 23:59:59`;

    //プリザンターからデータを取得
    const apiKey = '6504c8a807677a3a576e10327f3c19876c55736ee45d4a845796b9e7f5e087bfd4bd0d8184863da8cf1733ca635111432ab334aea59102b06a96ee6d2c05190d';
    const url = 'https://' + location + '/pleasanter/api/items/' + holidayTable + '/get';

    const jsonBody = {
        'ApiVersion': 1.1,
        'ApiKey': apiKey,
        'View': {
            'ColumnFilterHash': {
                'DateA': `["${startTime}","${endTime}"]`,
            },
        }
    }

    const res = await fetch(url, {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify(jsonBody)
    });

    const resData = await res.json();

    for (let data of resData.Response.Data) {
        const holiday = new Date(data.DateHash.DateA);
        const holidayStr = holiday.getFullYear() + '-' +
            (holiday.getMonth() + 1).toString().padStart(2, '0') + '-' +
            (holiday.getDate()).toString().padStart(2, '0');
        holidays.push(holidayStr);
    }

    return holidays;

}