Regular Expression for a string

More generally, you can use:

string regExp = @"^[a-zA-Z]{2}\d+_[a-zA-Z0-9]+\.xml$";

Use this regular expression.

the regular expression is

regex rx = new regex("^[a-zA-Z]{2,2}[0-9]{3,3}_[0-9]{3,3}[a-zA-Z{3,3}.xml");

if(rx.ISmatch(textbox1.text))
{
}
else
{
}

sampath meka12y ago

Actually A valid string contains first 2 characters followed by numbers again followed by _ and contains alphanumberic and ends with .xml

kindly help me to write a regex for this

Thank you

sampath meka12y ago

Actually A valid string contains first 2 characters followed by numbers again followed by _ and contains alphanumberic and ends with .xml

kindly help me to write a regex for this

Thank you

Abhay Shanker12y ago

What is the valid string pattern

Munesh Sharma12y ago

you tell me which of validation you want. just write that format. then i will tell regular expression for that.