Validate an email address

Validating an e-mail address could be really usefull. Here is a really good thing to do before sending that address to a creation/modification script :

Function ValidMail ([string]$Mail ) {
$regexp=”^([a-zA-Z0-9_-.]+)@(([[0-9]{1,3}” +
“.[0-9]{1,3}.[0-9]{1,3}.)|(([a-zA-Z0-9-]+” +
“.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(]?)$”

if ($Mail -match $regexp) {
$return=$True
}
Else {
$return=$False
}
Return $return
}

$regexp contains a regular expression that can validate any mail address, with many sub-domains, and can also contains an IP address in case of…