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- Regex free download - The Regex Coach, RegexBuddy, RegEx, and many more programs.
Regex free download - The Regex Coach, RegexBuddy, RegEx, and many more programs.
Check digit expressions
- Digit:
- N digits:
- At least N digits:
- m-n digits:
- Zero and non-zero start digits:
- Nonzero number with up to two decimal places:
- A positive or negative number with one or two decimal places:
- Positive, negative, and decimals:
- A positive real number with two decimal places:
- A positive real number with 1 to 3 decimal places:
- A non-zero positive integer:
- A non-zero negative integer:
- Non-negative integers:
- Non-positive integer:
- Non-negative floating-point numbers:
- Non-positive floating-point number:
- Floating point number:
- Negative Float:
- Floating point number:
Check character expressions
- Alpha-Numeric Characters:
- All characters with a length of 3-20:
- A string of 26 letters:
- A string of 26 uppercase English letters:
- A string of 26 lowercase alphabetic characters:
- A string of numbers and 26 letters:
- A string of numbers, 26 letters, or an underscore:
- input with ^%&',;=?$':
- It is forbidden to input characters with ~:
Special Needs Expressions
Regex Lua Tester
- Email:
- URL or Domain name:
- Date (MM/DD/YYYY)/(MM-DD-YYYY)/(MM.DD.YYYY)/(MM DD YYYY):
- 12 months of the year(01~09和1~12):
- 31 days a month(01~09和1~31):
- Password:
- US Phone Numbers
- US Zip code
- Slug
- All the special characters need to be escaped
- xml file:
- Regular expressions for Chinese characters:
- Double-byte characters:
- Blank line:
- HTML tags:
- The leading and trailing whitespace character:
- IP address: