本文整理汇总了VB.NET中System.FormatException类的典型用法代码示例。如果您正苦于以下问题：VB.NET FormatException类的具体用法？VB.NET FormatException怎么用？VB.NET FormatException使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了FormatException类的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: Main
Module Example
Public Sub Main()
Dim price As Decimal = 169.32d
Console.WriteLine("The cost is {0:Q2}.", price)
End Sub
End Module输出：
Unhandled Exception: System.FormatException: Format specifier was invalid. at System.Number.FormatDecimal(Decimal value, String format, NumberFormatInfo info) at System.Decimal.ToString(String format, IFormatProvider provider) at System.Text.StringBuilder.AppendFormat(IFormatProvider provider, String format, Object[] args) at System.IO.TextWriter.WriteLine(String format, Object arg0) at System.IO.TextWriter.SyncTextWriter.WriteLine(String format, Object arg0) at Example.Main()
示例2: Main
Module Example
Public Sub Main()
Dim price As Decimal = 169.32d
Console.WriteLine("The cost is {0:C2}.", price)
End Sub
End Module输出：
The cost is $169.32.
示例3: Main
Module Example
Public Sub Main()
Dim guidString As String = "ba748d5c-ae5f-4cca-84e5-1ac5291c38cb"
Console.WriteLine(Guid.ParseExact(guidString, "G"))
End Sub
End Module输出：
Unhandled Exception: System.FormatException: Format String can be only "D", "d", "N", "n", "P", "p", "B", "b", "X" or "x". at System.Guid.ParseExact(String input, String format) at Example.Main()
示例4: Main
Module Example
Public Sub Main()
Dim guidString As String = "ba748d5c-ae5f-4cca-84e5-1ac5291c38cb"
Console.WriteLine(Guid.Parse(guidString))
End Sub
End Module输出：
ba748d5c-ae5f-4cca-84e5-1ac5291c38cb
示例5: Main
Module Example
Public Enum TemperatureScale As Integer
Celsius
Fahrenheit
Kelvin
End Enum
Public Sub Main()
Dim info As String = GetCurrentTemperature()
Console.WriteLine(info)
End Sub
Private Function GetCurrentTemperature() As String
Dim dat As Date = Date.Now
Dim temp As Decimal = 20.6d
Dim scale As TemperatureScale = TemperatureScale.Celsius
Dim result As String
result = String.Format("At {0:t} on {1:D}, the temperature is {2:F1} {3:G}",
dat, temp, scale)
Return result
End Function
End Module输出：
Unhandled Exception: System.FormatException: Format specifier was invalid. at System.Number.FormatDecimal(Decimal value, String format, NumberFormatInfo info) at System.Decimal.ToString(String format, IFormatProvider provider) at System.Text.StringBuilder.AppendFormat(IFormatProvider provider, String format, Object[] args) at System.String.Format(IFormatProvider provider, String format, Object[] args) at Example.Main()
示例6: Main
Module Example
Public Enum TemperatureScale As Integer
Celsius
Fahrenheit
Kelvin
End Enum
Public Sub Main()
Dim info As String = GetCurrentTemperature()
Console.WriteLine(info)
End Sub
Private Function GetCurrentTemperature() As String
Dim dat As Date = Date.Now
Dim temp As Decimal = 20.6d
Dim scale As TemperatureScale = TemperatureScale.Celsius
Dim result As String
result = String.Format("At {0:t} on {0:D}, the temperature is {1:F1} {2:G}",
dat, temp, scale)
Return result
End Function
End Module输出：
At 10:40 AM on Wednesday, June 04, 2014, the temperature is 20.6 Celsius
示例7:
Dim n1 As Integer = 10
Dim n2 As Integer = 20
Dim result As String = String.Format("{0 + {1] = {2}",
n1, n2, n1 + n2)示例8: Main
' 导入命名空间
Imports System.Collections.Generic
Module Example
Public Sub Main()
Dim rnd As New Random()
Dim numbers(3) As Integer
Dim total As Integer = 0
For ctr = 0 To 2
Dim number As Integer = rnd.Next(1001)
numbers(ctr) = number
total += number
Next
numbers(3) = total
Console.WriteLine("{0} + {1} + {2} = {3}", numbers)
End Sub
End Module输出：
Unhandled Exception: System.FormatException: Index (zero based) must be greater than or equal to zero and less than the size of the argument list. at System.Text.StringBuilder.AppendFormat(IFormatProvider provider, String format, Object[] args) at System.IO.TextWriter.WriteLine(String format, Object arg0) at System.IO.TextWriter.SyncTextWriter.WriteLine(String format, Object arg0) at Example.Main()
示例9: Main
' 导入命名空间
Imports System.Collections.Generic
Module Example
Public Sub Main()
Dim rnd As New Random()
Dim numbers(3) As Integer
Dim total As Integer = 0
For ctr = 0 To 2
Dim number As Integer = rnd.Next(1001)
numbers(ctr) = number
total += number
Next
numbers(3) = total
Dim values(numbers.Length - 1) As Object
numbers.CopyTo(values, 0)
Console.WriteLine("{0} + {1} + {2} = {3}", values)
End Sub
End Module输出：
477 + 956 + 901 = 2334