Testing the created function via the SQL Server editor

create table Contacts (
FirstName nvarchar(30),
 LastName nvarchar(30),
EmailAddress nvarchar(30) CHECK
 (dbo.RegExMatch('[a-zA-Z0-9_\-]+@([a-zA-Z0-9_\-]+\.)
 +(com|org|edu|nz)',
EmailAddress)=1),
USPhoneNo nvarchar(30) CHECK
 (dbo.RegExMatch('\([1-9][0-9][0-9]\) [0-9][0-9][0-9]
\-[0-9][0-9][0-9][0-9]',
UsPhoneNo)=1))

INSERT INTO [talend].[dbo].[Contacts]
                        ([FirstName]
                       , [LastName]
                       , [EmailAddress]
                       , [USPhoneNo])
       VALUES
                     ('Hallam'
                    , 'Amine'
                    , 'mhallam@talend.com'
                    , '0129-2090-1092')
                    , ( 'encoremoi'
                     , 'nimportequoi'
                     , 'amine@zichji.org'
                     , '(122) 190-9090')
GO

SELECT [FirstName]
     , [LastName]
     , [EmailAddress]
     , [USPhoneNo]
  FROM [talend].[dbo].[Contacts]
  where [talend].[dbo].RegExMatch([EmailAddress],
'[a-zA-Z0-9_\-]+@([a-zA-Z0-9_\-]+\.)+(com|org|edu|nz|au)')
= 1 

SELECT [FirstName]
     , [LastName]
     , [EmailAddress]
     , [USPhoneNo]
  FROM [talend].[dbo].[Contacts]
  where [talend].[dbo].RegExMatch([EmailAddress],
'[a-zA-Z0-9_\-]+@([a-zA-Z0-9_\-]+\.)+(com|org|edu|nz|au)')
= 0