Add valid regex string check
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@@ -127,6 +127,13 @@ $input_string = "AaBbCc";
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print "Unique: " . Strings::removeDuplicates($input_string) . "<br>";
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print "Unique: " . Strings::removeDuplicates(strtolower($input_string)) . "<br>";
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$regex_string = "/^[A-z]$/";
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print "Regex valid: " . $regex_string . ": "
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. DgS::prBl(Strings::isValidRegexSimple($regex_string)) . "<br>";
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$regex_string = "/^[A-z";
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print "Regex valid: " . $regex_string . ": "
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. DgS::prBl(Strings::isValidRegexSimple($regex_string)) . "<br>";
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print "</body></html>";
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// __END__
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