Regular Expression for alphanumeric and underscores

0 votes
I wanted to have a regular expression that checks if a string contains only upper and lowercase letters, numbers, and underscores. Is it possible? If yes how can I do it ?
May 23, 2022 in Others by Kichu
 • 19,040 points • 818 views

No answer to this question. Be the first to respond.

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.

Related Questions In Others

0 votes
1 answer

I want workshop recordings because missed it due to some work. Registered for "Edureka CIoud Workshop - Build a Smarter ChatBot with AWS" conducted on 20 and 21st June

Hey, @Tanush  If you have already registered for ...READ MORE

answered Nov 9, 2020 in Others by Edureka
 • 939 views
0 votes
1 answer

Need to test the live streaming data from kinesis and it will be send to flink application for processing and then output will be flowed from kinesis & stored in Aurora DB.

Hi, @Savitha, Regarding your query, you can go ...READ MORE

answered Dec 11, 2020 in Others by Gitika
 • 65,770 points • 1,396 views
0 votes
1 answer

AngularJS SEO - Once and for all

java script cant be or wont be ...READ MORE

answered Feb 14, 2022 in Others by narikkadan
 • 63,600 points • 640 views
0 votes
0 answers

Replacing H1 text with a logo image: best method for SEO and accessibility?

i want to link my logo to ...READ MORE

Feb 14, 2022 in Others by Kichu
 • 19,040 points • 2,956 views
0 votes
1 answer

AngularJS SEO - Once and for all

javascript is not compiled by google bots ...READ MORE

answered Feb 20, 2022 in Others by narikkadan
 • 63,600 points • 585 views
0 votes
1 answer

Rendertron for NuxtJS and Firestore site for SEO purposes

reconfigue the server setting  app.use(rendertron.makeMiddleware({ proxyUrl: 'https://ampedcast-7c1d6.uc.r.appspot.com/render', ...READ MORE

answered Feb 21, 2022 in Others by narikkadan
 • 63,600 points • 854 views
0 votes
1 answer

Removing all white-spaces from a string

You can use the 'str_replace_all()' function from ...READ MORE

answered May 16, 2018 in Data Analytics by Bharani
 • 4,660 points • 612 views
0 votes
1 answer

What Regex to use to identify a Block Hash?

Blockhashes are always 64 characters in length. You ...READ MORE

answered Aug 28, 2018 in Blockchain by digger
 • 26,740 points • 1,811 views
0 votes
1 answer

R programming logic

Use gsub to match the substring that we want ...READ MORE

answered Nov 16, 2018 in Data Analytics by Maverick
 • 10,840 points • 736 views
0 votes
1 answer

.replace() regex in Python

No,  .replace() does not support regex. Regular expressions ...READ MORE

answered Nov 26, 2018 in Python by SDeb
 • 13,300 points • 885 views
webinar REGISTER FOR FREE WEBINAR X
REGISTER NOW
webinar_success Thank you for registering Join Edureka Meetup community for 100+ Free Webinars each month JOIN MEETUP GROUP
"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.