Question

How to check if string is a negative integer in VB.NET

Answer 1

Imports System
 
Public Class Program
    Public Shared Sub Main()
        Dim str As String = "-9"
        Dim n As Integer
 
        If Integer.TryParse(str, n) AndAlso n < 0 Then
            Console.Write("yes")
        Else
            Console.Write("no")
        End If
    End Sub
End Class
 
 
 
' run:
'
' yes
'

 

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