共用方式為


BaseFunctoid.IsNumeric 方法

定義

多載

IsNumeric(String)
IsNumeric(String, Double)

IsNumeric(String)

public:
 static bool IsNumeric(System::String ^ val);
public static bool IsNumeric (string val);
static member IsNumeric : string -> bool
Public Shared Function IsNumeric (val As String) As Boolean

參數

val
String

傳回

適用於

IsNumeric(String, Double)

public:
 static bool IsNumeric(System::String ^ val, double % d);
public static bool IsNumeric (string val, ref double d);
static member IsNumeric : string * double -> bool
Public Shared Function IsNumeric (val As String, ByRef d As Double) As Boolean

參數

val
String
d
Double

傳回

適用於