//判斷數值格式並且符合大於等於0小於等於59(判斷分鐘用)
static bool IsNumeric(object Expression)
{
bool isNum;
double retNum;
isNum = Double.TryParse(Convert.ToString(Expression), System.Globalization.NumberStyles.Any, System.Globalization.NumberFormatInfo.InvariantInfo, out retNum);
if (!isNum)
return false;
else
{
if ((retNum >= 0) && (retNum <= 59))
return true;
else
return false;
}
}
/// <summary>文字斷行設定，以Byte計算</summary>
/// <param name="orignstr">字串</param>
/// <param name="length">單行文字長度</param>
/// <param name="mark">換行符號</param>
public static string ReportBreakLine(string orignstr, int length, string mark)
{
string result = string.Empty;
List<int> all_i = new List<int>(); //用來裝每個字的BYTES，再用迴圈去加總
char[] all_s = orignstr.Trim().ToCharArray();
for (int i = 0; i < all_s.Length; i++)
{
all_i.Add(System.Text.Encoding.Default.GetByteCount(all_s[i].ToString()));
}
int now_t = 0;
int end = 0;
int now = 0;
//若需求是40個字即為80Bytes,若加總為79Bytes時就停止。
for (int i = 0; i < all_i.Count; i++)
{
if (i + 1 != all_i.Count)
{
if ((now_t + all_i[i]) <= length)
{
now_t += all_i[i];
end = i;
}
else
{
result += orignstr.Substring(now, end - now + 1) + mark;
now = i;
i--;
now_t = 0;
}
}
else
{
now_t += all_i[i];
if (now_t > length)
{
result += orignstr.Substring(now, all_i.Count - now - 1) + mark;
result += orignstr.Substring(i, 1);
}
else
{
result += orignstr.Substring(now, all_i.Count - now);
}
}
}
return result;
}
CrystalReport1 document = new CrystalReport1(); //CrystalReport1：crystal report name document.SetDataSource(data); //data:DataSet or DataTable document.PrintToPrinter(1.true,0,0); //Print report directly
Print preRpt = new Print(); //Print:the form name have crystalReportViewer preRpt.CrystalReport11.SetDataSource(DS); //CrystalReport11:report source in crystalReportViewer preRpt.ShowDialog(); preRpt.Dispose();
string[] args = Environment.GetCommandLineArgs();
for (int i = 0; i < args.Length; i++)
{
MessageBox.Show(args[i]);
}
2.呼叫時帶入參數
Process explorer = new Process(); explorer.StartInfo.FileName = @"C:\Program Files\Internet Explorer\iexplore.exe"; //額外的參數；這邊給的是網址 explorer.StartInfo.Arguments = "http://yahoo.com.tw"; explorer.Start();
Private Sub Form_Initialize()
If App.PrevInstance Then End
End Sub
Dim Version As String Version = App.Major & "." & App.Minor & "." & App.Revision
using System.IO;
StreamWriter sw = new StreamWriter(@"C:\text.txt", true);
//第二個參數設定為true表示不覆蓋原本的內容，把新內容直接添加進去
sw.WriteLine("寫入TXT的文字");
sw.Close();
using System.IO;
StreamReader sr = new StreamReader(@"C:\text.txt");
//===一次讀取全部內容===
string a = sr.ReadToEnd();
Debug.Print(a);
//===逐行讀取，直到檔尾===
while (!sr.EndOfStream)
{
Debug.Print(sr.ReadLine());
}
sr.Close();
MailAddress from = new MailAddress("寄件者郵件地址", "寄件者顯示的名稱", System.Text.Encoding.UTF8);
MailAddress to = new MailAddress("收件者郵件地址");
MailMessage message = new MailMessage(from , to );
message.IsBodyHtml = true;
message.BodyEncoding = System.Text.Encoding.UTF8; //E-mail編碼
message.Subject = "主旨";
message.Body = body; //E-mail內容
SmtpClient smtpClient = new SmtpClient("郵件伺服器", prot);
smtpClient.Credentials = new System.Net.NetworkCredential("帳號", "密碼");
//若不需要帳號密碼的可省略，是否可省略要看Mail Server設定是否一定要驗證
smtpClient.Send(message);
static bool IsNumeric(object Expression)
{
bool isNum;
double retNum;
isNum = Double.TryParse(Convert.ToString(Expression), System.Globalization.NumberStyles.Any, System.Globalization.NumberFormatInfo.InvariantInfo, out retNum);
return isNum;
}