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VB.NET Int16.Parse方法代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了VB.NET中System.Int16.Parse方法的典型用法代码示例。如果您正苦于以下问题:VB.NET Int16.Parse方法的具体用法?VB.NET Int16.Parse怎么用?VB.NET Int16.Parse使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。



在下文中一共展示了Int16.Parse方法的4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,您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: CultureInfo

Dim value As String
Dim number As Short
Dim style As NumberStyles
Dim provider As CultureInfo

' Parse string using "." as the thousands separator 
' and " " as the decimal separator.
value = "19 694,00"
style = NumberStyles.AllowDecimalPoint Or NumberStyles.AllowThousands
provider = New CultureInfo("fr-FR")

number = Int16.Parse(value, style, provider)
Console.WriteLine("'{0}' converted to {1}.", value, number)
' Displays:
'    '19 694,00' converted to 19694.

Try
   number = Int16.Parse(value, style, CultureInfo.InvariantCulture)
   Console.WriteLine("'{0}' converted to {1}.", value, number)
Catch e As FormatException
   Console.WriteLine("Unable to parse '{0}'.", value)
End Try
' Displays:
'    Unable to parse '19 694,00'.

' Parse string using "$" as the currency symbol for en_GB and
' en-US cultures.
value = "$6,032.00"
style = NumberStyles.Number Or NumberStyles.AllowCurrencySymbol
provider = New CultureInfo("en-GB")

Try
   number = Int16.Parse(value, style, CultureInfo.InvariantCulture)
   Console.WriteLine("'{0}' converted to {1}.", value, number)
Catch e As FormatException
   Console.WriteLine("Unable to parse '{0}'.", value)
End Try
' Displays:
'    Unable to parse '$6,032.00'.
                        
provider = New CultureInfo("en-US")
number = Int16.Parse(value, style, provider)
Console.WriteLine("'{0}' converted to {1}.", value, number)
' Displays:
'    '$6,032.00' converted to 6032.
开发者ID:VB.NET开发者,项目名称:System,代码行数:45,代码来源:Int16.Parse


示例2: ParseSample

' 导入命名空间
Imports System.Globalization

Module ParseSample
   Public Sub Main()
      Dim value As String 
      Dim style As NumberStyles
      
      ' Parse a number with a thousands separator (throws an exception).
      value = "14,644"
      style = NumberStyles.None
      ParseToInt16(value, style)
      
      style = NumberStyles.AllowThousands
      ParseToInt16(value, style)
      
      ' Parse a number with a thousands separator and decimal point.
      value = "14,644.00"
      style = NumberStyles.AllowThousands Or NumberStyles.Integer Or _
              NumberStyles.AllowDecimalPoint
      ParseToInt16(value, style)
      
      ' Parse a number with a fractional component (throws an exception).
      value = "14,644.001"
      ParseToInt16(value, style)
      
      ' Parse a number in exponential notation.
      value = "145E02"
      style = style Or NumberStyles.AllowExponent
      ParseToInt16(value, style)
      
      ' Parse a number in exponential notation with a positive sign.
      value = "145E+02"
      ParseToInt16(value, style)
      
      ' Parse a number in exponential notation with a negative sign
      ' (throws an exception).
      value = "145E-02"
      ParseToInt16(value, style)
   End Sub
   
   Private Sub ParseToInt16(value As String, style As NumberStyles)
      Try
         Dim number As Short = Int16.Parse(value, style)
         Console.WriteLine("Converted '{0}' to {1}.", value, number)
      Catch e As FormatException
         Console.WriteLine("Unable to parse '{0}' with style {1}.", value, _
                           style.ToString())
      Catch e As OverflowException
         Console.WriteLine("'{0}' is out of range of the Int16 type.", value)
      End Try
   End Sub   
End Module
开发者ID:VB.NET开发者,项目名称:System,代码行数:53,代码来源:Int16.Parse

输出:

Unable to parse '14,644' with style None.
Converted '14,644' to 14644.
Converted '14,644.00' to 14644.
14,644.001' is out of range of the Int16 type.
Converted '145E02' to 14500.
Converted '145E+02' to 14500.
145E-02' is out of range of the Int16 type.


示例3:

Dim value As String
Dim number As Short

value = " 12603 "
Try
   number = Short.Parse(value)
   Console.WriteLine("Converted '{0}' to {1}.", value, number)
Catch e As FormatException
   Console.WriteLine("Unable to convert '{0}' to a 16-bit signed integer.", _
                     value)
End Try

value = " 16,054"
Try
   number = Short.Parse(value)
   Console.WriteLine("Converted '{0}' to {1}.", value, number)
Catch e As FormatException
   Console.WriteLine("Unable to convert '{0}' to a 16-bit signed integer.", _
                     value)
End Try
                        
value = " -17264"
Try
   number = Short.Parse(value)
   Console.WriteLine("Converted '{0}' to {1}.", value, number)
Catch e As FormatException
   Console.WriteLine("Unable to convert '{0}' to a 16-bit signed integer.", _
                     value)
End Try
开发者ID:VB.NET开发者,项目名称:System,代码行数:29,代码来源:Int16.Parse

输出:

Converted ' 12603 ' to 12603.
Unable to convert ' 16,054' to a 16-bit signed integer.
Converted ' -17264' to -17264.


示例4:

Dim stringToConvert As String
Dim number As Short

stringToConvert = " 214 "
Try
   number = Int16.Parse(stringToConvert, CultureInfo.InvariantCulture)
   Console.WriteLine("Converted '{0}' to {1}.", stringToConvert, number)
Catch e As FormatException
   Console.WriteLine("Unable to parse '{0}'.", stringToConvert)
Catch e As OverflowException
   Console.WriteLine("'{0'} is out of range of the Int16 data type.", _
                     stringToConvert)
End Try

stringToConvert = " + 214"                                 
Try
   number = Int16.Parse(stringToConvert, CultureInfo.InvariantCulture)
   Console.WriteLine("Converted '{0}' to {1}.", stringToConvert, number)
Catch e As FormatException
   Console.WriteLine("Unable to parse '{0}'.", stringToConvert)
Catch e As OverflowException
   Console.WriteLine("'{0'} is out of range of the Int16 data type.", _
                     stringToConvert)
End Try

stringToConvert = " +214 " 
Try
   number = Int16.Parse(stringToConvert, CultureInfo.InvariantCulture)
   Console.WriteLine("Converted '{0}' to {1}.", stringToConvert, number)
Catch e As FormatException
   Console.WriteLine("Unable to parse '{0}'.", stringToConvert)
Catch e As OverflowException
   Console.WriteLine("'{0'} is out of range of the Int16 data type.", _
                     stringToConvert)
End Try
开发者ID:VB.NET开发者,项目名称:System,代码行数:35,代码来源:Int16.Parse

输出:

Converted ' 214 ' to 214.
Unable to parse ' + 214'.
Converted ' +214 ' to 214.



注:本文中的System.Int16.Parse方法示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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