Ramprasad wrote: > I have a str that contains the base64 encoded string of a mail. Now > this string should not contain any characters with ascii values above > 128. Can i write a regex to check this
Assuming you mean 'above 127' you can use the POSIX ASCII character
class:
die "Invalid character in data" if $string =~ /[^[:ascii:]]/;
HTH,
Rob
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