Question

How to check if a string is pangram in VB.NET

Answer 1

' A string is a pangram if it contains all the characters of the alphabet ignoring case

Imports System
Imports System.Linq

Public Class Program
	Public Shared Function isStringPangram(ByVal str As String) As Boolean
        Return str.ToLower().Where(Function(ch) Char.IsLetter(ch)).GroupBy(Function(ch) ch).Count() = 26
    End Function

    Public Shared Sub Main()
        Dim str As String = "The quick brown fox jumps over the lazy dog"
				
        Console.WriteLine(isStringPangram(str))
    End Sub
End Class
		
		
		
' run:
'
' True
'

 

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