validate email function

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29 Sep 2017
1function validateEmail(email) {
2    var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
3    return re.test(String(email).toLowerCase());
24 Apr 2019
2# Language: Perl
4sub Validate_Email($)
6   my $sEmail = $_[0];
7   my $sRetMsg = "";
9   my $sUserNmRegex = "^[[:alnum:]]+([.!#\$\%&'*+-\/=?^_'{|]?[[:alnum:]]+)*";
10   my $sDomainRegex = "@[[:alnum:]]+([.-]{1}[[:alnum:]]+)*";
11   my $sEndRegex = "([.]{1}[[:alnum:]]+)+";
13   #  Work
14   #--------#
16   if ($sEmail =~ /$sUserNmRegex$sDomainRegex$sEndRegex$/) {
17      $sRetMsg = "Email is valid";
18   }
19   else {
20      $sRetMsg = "Email is not valid";
21   }
23   return $sRetMsg;
26my $sEmail = '';
27print "[Email:$sEmail] : " . Validate_Email($sEmail) . "\n";
29# OUTPUT -> [] : Email is valid
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