private bool FoundMatch(
string txt)
{
try
{
return Regex.IsMatch(txt,
@"^(/d{1,2}|1/d/d|2[0-4]/d|25[0-5])/.(/d{1,2}|1/d/d|2[0-4]/d|25[0-5])/
.(/d{1,2}|1/d/d|2[0-4]/d|25[0-5])/.(/d{1,2}|1/d/d|2[0-4]/d|25[0-5])$");
}
catch (
ArgumentException ex)
{
// Syntax error in the regular expression
return false;
}
}
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