Regex To Match The First X Characters In A Sentence
A useful Regex that matches the first X characters (including space) in a sentence.
Regex To Match A Full Sentence
A regular expression to match full sentences (end with a full stop (.), question mark (?), or exclamation mark (!).).
Positive Decimal Regular Expression
A regular expression to match a positive decimal value.
Positive Integer Regular Expression
A regular expression to match a positive integer value like 10, 20, 100, etc.
Regular Expression For Formatted Number With Space As Thousand Separator
A Regular Expression for those who use a space as thousands separator.
Regular Expression To Validate A Percentage From 0 To 100
A Regular Expression to validate a percentage from 0 to 100.
Regular Expression To Check If Number Is Float
A Regular Expression to check if the number you provide is a float value.
Regular Expression To Check Non-digit Characters
A Regular Expression to determine a character is not a digit/number.
Regular Expression To Match All URLs In Text
A useful regex to match all URLs (with or without protocol) found in plain text.
Currency Regular Expressions
A set of regular expressions that helps you validate and parse Money/Currency/Price values.
Regex To Check If Are Allowed File Types
A regular expression to check if the files you provide are allowed file types.
Regex To Check If Is A Valid Folder Name
A regular expression to check if is a valid folder name (no forbidden characters included).
Regular Expression For US Postal Codes
A regular expression to match and valid US.S five-digit and nine-digit (zip+4) postal codes.
Regular Expressions For 4 Or 6 Digits
Regular Expressions that exactly match 4 or 6 digits, which are typically used in Pin Code.
Regex To Check If The First Letter Is Uppercase
A regular expression to match and validate if the first letter of a string is uppercase.
Regular Expression For Uppercase Letters
A regular expression to match all uppercase letters in text.
ISO 8601 Date Regular Expression
A regular expression to validate an ISO 8601 date string.
Regular Expression For Date Of Birth
A Regular Expression to match and valid date of birth (dd/mm/yyyy).
Domain Name Regular Expression
A Regular Expression that matches most domains including subdomains and IDN domain names.
Negative Number Regular Expression
Regular expressions to match negative numbers or negative integers.
Regular Expressions For New Line
A regular expression to match a new line (linebreaks).