C#讀取XML文件

  • 86
  • 0

改寫舊專案時, 不支援LINQ, 只好寫一段程式記錄起來

<?xml version="1.0" encoding="UTF-8"?>
<StudentInfo>
<Student ID="Stu001">
<NAME>PETER</NAME>
<COLLEGE>法學院</COLLEGE>
<GENDER>男</GENDER>
<AGE>20</AGE>
<COUNTRY>TAIWAN</COUNTRY>
</Student>
<Student ID="Stu002">
<NAME>Nancy</NAME>
<COLLEGE>理學院</COLLEGE>
<GENDER>女</GENDER>
<AGE>21</AGE>
<COUNTRY>USA</COUNTRY>
</Student>
<Student ID="Stu003">
<NAME>JOHN</NAME>
<COLLEGE>醫學院</COLLEGE>
<GENDER>男</GENDER>
<AGE>19</AGE>
<COUNTRY>JAPAN</COUNTRY>
</Student>
</StudentInfo>
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                List<StudnetInfo> studList = new List<StudnetInfo>();
                XmlDocument xmlDoc = new XmlDocument();

                string filename = "StudentInfo.xml";
                xmlDoc.Load(filename);

               for (int i = 0; i <= xmlDoc.SelectSingleNode("StudentInfo").ChildNodes.Count - 1; i++)
                {

                    studList.Add(new StudnetInfo
                    {
                        ID = xmlDoc.SelectNodes("//Student")[i].Attributes["ID"].Value,
                        NAME = xmlDoc.SelectNodes("//Student/NAME")[i].InnerText,
                        COLLEGE = xmlDoc.SelectNodes("//Student/COLLEGE")[i].InnerText,
                        GENDER = xmlDoc.SelectNodes("//Student/GENDER")[i].InnerText,
                        AGE = xmlDoc.SelectNodes("//Student/AGE")[i].InnerText,
                        COUNTRY = xmlDoc.SelectNodes("//Student/COUNTRY")[i].InnerText
                    });
                }

                //output studList
                Console.WriteLine("ID\tName\tCollege\tGender\tAge\tCountry");
                Console.WriteLine("=================================================");
                foreach (var item in studList)
                {
                    Console.WriteLine(string.Format("{0}\t{1}\t{2}\t{3}\t{4}\t{5}", item.ID, item.NAME, item.COLLEGE, item.GENDER, item.AGE, item.COUNTRY));
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.ToString());
            }
            Console.ReadKey();
        }
    }

    class StudnetInfo
    {
        public string ID { get; set; }
        public string NAME { get; set; }
        public string COLLEGE { get; set; }
        public string GENDER { get; set; }
        public string AGE { get; set; }
        public string COUNTRY { get; set; }
    }

output畫面