^(?=.*)(?=.*\d).$ to allow any to allow specific special characters. regular expression character with number. value should only be letters and numbers regwx. The goal for phone number validation is to be able to check whether, for example, +1-54 or 19-49-88 are actual phone numbers. regex that check the string if it has symbole and numbers and caractere. To allow (but not require) special characters, you should use something like: Still, in some cases, a telephone number can take on a format using various special characters including plus signs and parentheses or take on a wholly different format than another country or region. So, his "minimum eight characters, at least one letter and one number" expression:Īchieves the minimum requirement, but the remaining characters can only be letter and numbers.
#REGEX FOR NUMBER AND NOT A NUMBER PASSWORD#
Normally you want to allow your users to make their password as strong as they want why restrict strong passwords? The reason is regex deals with text only and not numbers, hence you have to take a little care while dealing with numbers and number ranges or numeric If you want to learn Regex for Numbers and any Number Range with logic and Simple & Practical Examples, I will suggest you to see this simplePython - regular expression to match comma separated. The problem with his expressions that don't require special characters is that they also don't ALLOW special characters, so they also enforce maximum requirements, which I don't believe the OP requested. His expressions are perfect for each of the specified minimum requirements. I would reply to Peter Mortensen, but I don't have enough reputation.
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