Convert from VB to c#.net WPF

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VB

Dim sCode$, sPWT$, nFirma&, nSaveFirma&
           Public Function dvxInit(Optional nFirma&, Optional sCode$, Optional sPWT$) As Boolean

I am in the process of converting a VB Project to C#.I don't understand what are this $ and & symbols. As far I understood $ is for strings and & is for numbers, but I am not sure.
Optional keyword which is also not understood.

What I have tried:

Posted 4-Mar-19 0:51am

Priya Karthish

Updated 4-Mar-19 1:35am

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Maciej Los 4-Mar-19 8:46am

Optional (Visual Basic) | Microsoft Docs[^]
Optional Parameters (Visual Basic) | Microsoft Docs[^]

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F-ES Sitecore · Accepted Answer · 2019-03-04T01:36:00

Solution 1

Dim sCode$

in c# is

string sCode;

$ means string, % means int, & means long, # means double. You make params optional in c# by giving them a default value

public bool dvxInit(long nFirma = 0, string sCode = "" ... )

Posted 4-Mar-19 1:36am

F-ES Sitecore

Updated 4-Mar-19 1:39am

v2

Comments

Priya Karthish 4-Mar-19 7:59am

Thank you