Breaking News: Grepper is joining You.com. Read the official announcement!

Regex for password

Add Answer

Ozie Mozzie answered on November 28, 2019 Popularity 9/10 Helpfulness 3/10

answer Regex for password

related password regex

related RegExp validation for password explained

related password regex

related regex password

related regex for password

related regrex for password

related password regex

related regex pattern for strong password

related regex pattern for password validation

Regex for password

Comment

//Source:stackoverflow.com 

private bool ValidatePassword(string password, out string ErrorMessage)
        {
            var input = password;
            ErrorMessage = string.Empty;

            if (string.IsNullOrWhiteSpace(input))
            {
                throw new Exception("Password should not be empty");
            }

            var hasNumber = new Regex(@"[0-9]+");
            var hasUpperChar = new Regex(@"[A-Z]+");
            var hasMiniMaxChars = new Regex(@".{8,15}");
            var hasLowerChar = new Regex(@"[a-z]+");
            var hasSymbols = new Regex(@"[!@#$%^&*()_+=\[{\]};:<>|./?,-]");

            if (!hasLowerChar.IsMatch(input))
            {
                ErrorMessage = "Password should contain at least one lower case letter.";
                return false;
            }
            else if (!hasUpperChar.IsMatch(input))
            {
                ErrorMessage = "Password should contain at least one upper case letter.";
                return false;
            }
            else if (!hasMiniMaxChars.IsMatch(input))
            {
                ErrorMessage = "Password should not be lesser than 8 or greater than 15 characters.";
                return false;
            }
            else if (!hasNumber.IsMatch(input))
            {
                ErrorMessage = "Password should contain at least one numeric value.";
                return false;
            }

            else if (!hasSymbols.IsMatch(input))
            {
                ErrorMessage = "Password should contain at least one special case character.";
                return false;
            }
            else
            {
                return true;
            }
        }
Source:stackoverflow.com

Popularity 9/10 Helpfulness 3/10 Language csharp

Source: Grepper

Tags: javascript regex

Link to this answer
Share Copy Link

Contributed on Feb 08 2023

Ozie Mozzie

0 Answers Avg Quality 2/10

Closely Related Answers

password regex

Comment

Minimum eight characters, at least one letter and one number:
"^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,}$"

Minimum eight characters, at least one letter, one number and one special character:
"^(?=.*[A-Za-z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!%*#?&]{8,}$"

Minimum eight characters, at least one uppercase letter, one lowercase letter and one number:
"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$"

Minimum eight characters, at least one uppercase letter, one lowercase letter, one number and one special character:
"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,}$"

Minimum eight and maximum 10 characters, at least one uppercase letter, one lowercase letter, one number and one special character:
"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,10}$"

Popularity 10/10 Helpfulness 10/10 Language javascript

Source: Grepper

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Dec 29 2021

Harpreet_Singh

0 Answers Avg Quality 2/10

RegExp validation for password explained

Comment

r'^
  (?=.*[A-Z])       // should contain at least one upper case
  (?=.*[a-z])       // should contain at least one lower case
  (?=.*?[0-9])      // should contain at least one digit
  (?=.*?[!@#\$&*~]) // should contain at least one Special character
  .{8,}             // Must be at least 8 characters in length  
$

Popularity 10/10 Helpfulness 10/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Apr 26 2021

Difficult Dugong

0 Answers Avg Quality 2/10

password regex

Comment

^(?=.*?[A-Z])(?=.*?[a-z])(?=.*?[0-9])(?=.*?[#?!@$%^&*-]).{8,}$

Popularity 10/10 Helpfulness 8/10 Language whatever

Source: Grepper

Tags: regex rege

Link to this answer
Share Copy Link

Contributed on Nov 28 2019

Mobile Star

0 Answers Avg Quality 2/10

regex password

Comment

^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[!@#\$%\^&\*])(?=.{8,})

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: www.thepolyglotdeveloper.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on May 11 2020

DieOver

0 Answers Avg Quality 2/10

regex for password

Comment

Minimum eight characters, at least one letter and one number:
"^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,}$"

Minimum eight characters, at least one letter, one number and one special character:
"^(?=.*[A-Za-z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!%*#?&]{8,}$"

Minimum eight characters, at least one uppercase letter, one lowercase letter and one number:
"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$"

Minimum eight characters, at least one uppercase letter, one lowercase letter, one number and one special character:
"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,}$"

Minimum eight and maximum 10 characters, at least one uppercase letter, one lowercase letter, one number and one special character:
"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,10}$"
r'^
  (?=.*[A-Z])       // should contain at least one upper case
  (?=.*[a-z])       // should contain at least one lower case
  (?=.*?[0-9])      // should contain at least one digit
  (?=.*?[!@#\$&*~]) // should contain at least one Special character
  .{8,}             // Must be at least 8 characters in length  
$

Popularity 9/10 Helpfulness 6/10 Language javascript

Source: Grepper

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Feb 10 2023

Shindou Lê

0 Answers Avg Quality 2/10

regrex for password

Comment

"^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,10}$"

Popularity 10/10 Helpfulness 6/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on May 24 2021

RamNirmal0

0 Answers Avg Quality 2/10

password regex

Comment

"^(?=.*[A-Za-z])(?=.*\d)(?=.*[@$!%*#?&])[A-Za-z\d@$!%*#?&]{8,}$"

Popularity 10/10 Helpfulness 5/10 Language whatever

Source: stackoverflow.com

Tags: regex rege

Link to this answer
Share Copy Link

Contributed on Jul 15 2021

Sparkling Sardine

0 Answers Avg Quality 2/10

password regex

Comment

^                 # start-of-string
(?=.*[0-9])       # a digit must occur at least once
(?=.*[a-z])       # a lower case letter must occur at least once
(?=.*[A-Z])       # an upper case letter must occur at least once
(?=.*[@#$%^&+=])  # a special character must occur at least once
(?=\S+$)          # no whitespace allowed in the entire string
.{8,}             # anything, at least eight places though
$                 # end-of-string

Popularity 9/10 Helpfulness 5/10 Language whatever

Source: stackoverflow.com

Tags: regex rege

Link to this answer
Share Copy Link

Contributed on Mar 31 2022

neo

0 Answers Avg Quality 2/10

regex pattern for strong password

Comment

(?=^.{8,}$)(?=.*\d)(?=.*[!@#$%^&*]+)(?![.\n])(?=.*[A-Z])(?=.*[a-z]).*$

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: www.computerworld.com

Tags: javascript j

Link to this answer
Share Copy Link

Contributed on Oct 13 2020

Amused Alligator

0 Answers Avg Quality 2/10

regex pattern for password validation

Comment

// Match at least one uppercase letter, 
// at least one lowercase letter, 
// at least one digit 
// and includes 12 or more symbols
String validPassRegex = "^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z])(?=\\S+$).{12,}$";

// and special characters:
String validPassRegex2 = "^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z])(?=.*[@#$%^&+=])(?=\S+$).{8,}$";

Popularity 9/10 Helpfulness 5/10 Language java

Source: stackoverflow.com

Tags: java

Link to this answer
Share Copy Link

Contributed on Apr 14 2022

0 Answers Avg Quality 2/10

Regex for password

Contents

More Related Answers

Regex for password

Closely Related Answers

password regex

RegExp validation for password explained

password regex

regex password

regex for password

regrex for password

password regex

password regex

regex pattern for strong password

regex pattern for password validation

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.