regularexpession validator in asp.net

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Hi please tell me the code for regularexpression validator in asp.net which will allow only space,underscore and alphanumeric character..........

Posted 11-Aug-13 21:32pm

16Sonali

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ErBhati 12-Aug-13 3:40am

search it on google...

3 solutions

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OriginalGriff · Answer 1 · 2013-08-11T21:42:00

Solution 1

Try:

[\s_A-Za-z0-9]+

(The plus just means "one or more")

Posted 11-Aug-13 21:42pm

OriginalGriff

CPallini · Answer 2 · 2013-08-11T21:43:00

Solution 2

What about reading the documentation[^]?

Posted 11-Aug-13 21:43pm

CPallini

ErBhati · Answer 3 · 2013-08-11T21:44:00

Solution 3

PHP

$val = $argv[1];
$
reg = "#[^a-z0-9\s-]#i";
$count = preg_match($reg, $val, $matches);
if ($count > 0){
    echo "$val contains invalid characters\n";
    print_r($matches);

this is php code ..Convert it into C# ....i think it helps u......

select as answer....

Posted 11-Aug-13 21:44pm

ErBhati