[英]Convert code from c# to vb.net
我在c#頁面中使用以下代碼。 一切正常。 我是vb.net的新手。 我使用在線轉換器轉換了相同的內容,但出現錯誤,我無法理解該錯誤。 請幫助我做同樣的事情。
string StrInputParam = "TYPE:5#MOBILE:" + Mobile + "#PASS:" + Password + "";
string StrSPName = ConfigurationManager.AppSettings["SP_RED_USER_DETAILS"];
string[] ArrayVal = StrInputParam.Split('#');
StrSPName = Regex.Replace(StrSPName, @"\[(.+?)\]", m =>
{
string StrParamName = m.Groups[1].Value;
string StrParamValue = ArrayVal.Select(s => s.Split(new[] { ':' }, 2))
.Where(p => p.Length == 2)
.Where(p => p[0] == StrParamName)
.Select(p => p[1])
.FirstOrDefault();
return StrParamValue ?? "0"; // "0" instead of m.Value
});
錯誤 :
重載解析失敗,因為無法使用以下參數調用可訪問的“替換”:
'公共函數替換(輸入為字符串,評估者為System.Text.RegularExpressions.MatchEvaluator,計數為整數)作為字符串':類型為'String'的值不能轉換為'System.Text.RegularExpressions.MatchEvaluator'。
“公共函數替換(輸入為字符串,評估者為System.Text.RegularExpressions.MatchEvaluator,計數為整數)作為字符串”:Lambda表達式無法轉換為“整數”,因為“整數”不是委托類型..... ..
使用以下代碼
Dim StrInputParam As String = "TYPE:5#MOBILE:" + Mobile + "#PASS:" + Password + ""
Dim StrSPName As String = ConfigurationManager.AppSettings("SP_RED_USER_DETAILS")
Dim ArrayVal As String() = StrInputParam.Split("#"C)
StrSPName = Regex.Replace(StrSPName, "\[(.+?)\]", Function(m)
Dim StrParamName As String = m.Groups(1).Value
Dim StrParamValue As String = ArrayVal.Select(Function(s) s.Split(New () {":"C}, 2))
.Where(Function(p) p.Length = 2)
.Where(Function(p) p(0) = StrParamName)
.Select(Function(p) (1))
.FirstOrDefault()
Return If(StrParamValue, "0")
End Function)
或嘗試此代碼
Dim StrInputParam As String = "TYPE:5#MOBILE:" + Mobile + "#PASS:" + Password + ""
Dim StrSPName As String = ConfigurationManager.AppSettings("SP_RED_USER_DETAILS")
Dim ArrayVal() As String = StrInputParam.Split("#"c)
StrSPName = Regex.Replace(StrSPName, "\[(.+?)\]", m =>
{
Dim StrParamName As String = m.Groups(1).Value
Dim StrParamValue As String = ArrayVal.Select(s = > s.Split(New()
{
":"c
}
, 2))
.Where(p => p.Length = 2)
.Where(p => p(0) = StrParamName)
.Select(p => p(1))
.FirstOrDefault()
Return StrParamValue ?? "0"
}
)
您可以使用以下代碼:-
Dim StrInputParam As String = "TYPE:5#MOBILE:" & Mobile & "#PASS:" & Password & ""
Dim StrSPName As String = ConfigurationManager.AppSettings("SP_RED_USER_DETAILS")
Dim ArrayVal As String() = StrInputParam.Split("#"C)
StrSPName = Regex.Replace(StrSPName, "\[(.+?)\]", Function(m)
Dim StrParamName As String = m.Groups(1).Value
Dim StrParamValue As String = ArrayVal.[Select](Function(s) s.Split(New () {":"C}, 2)).Where(Function(p) p.Length = 2).Where(Function(p) p(0) = StrParamName).[Select](Function(p) p(1)).FirstOrDefault()
' "0" instead of m.Value
Return If(StrParamValue, "0")
End Function)
到這里,我為您轉換了:
Dim StrInputParam As String = "TYPE:5#MOBILE:" & Mobile & "#PASS:" & Password & ""
Dim StrSPName As String = ConfigurationManager.AppSettings("SP_RED_USER_DETAILS")
Dim ArrayVal() As String = StrInputParam.Split("#"c)
StrSPName = Regex.Replace(StrSPName, "\[(.+?)\]", Function(m) ' "0" instead of m.Value
Dim StrParamName As String = m.Groups(1).Value
Dim StrParamValue As String = ArrayVal.Select(Function(s) s.Split( { ":"c }, 2)).Where(Function(p) p.Length = 2).Where(Function(p) p(0) = StrParamName).Select(Function(p) p(1)).FirstOrDefault()
Return If(StrParamValue, "0")
End Function)
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