Regular Expressions 101

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Community Library Entry

Regular Expression
PCRE (PHP <7.3)

([A-z]{3} [\d]{2} [\d]{1,2}:[\d]{1,2}:[\d]{1,2}) ([\d]{1,3}\.[\d]{1,3}\.[\d]{1,3}\.[\d]{1,3}) (\[S\=[\d]{9}\]) (\[[A-z]ID=.{1,18}\])\s{1,3}(\(N\s[\d]{5,20}\))?(\s+(.*))\s{1,3}?(\[Time:.*\])?

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Submitted by sdf - 4 years ago

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Community Patterns

Match String with Limited Length

Extract All Matches from a Text

Match Postal Codes (US Format)

Match URL with Optional Protocol

Extract HTML Content Between Tags

Match Nested Parentheses and Brackets

Match Word Characters with Optional Hyphens

Match a date in DD-MM-YYYY format

Match a string with alternating uppercase and lowercase letters

Match a string with nested brackets

Match a string with specific length and content

Match a string with specific length and content

Match a valid Twitter handle

Match a valid Twitter handle

Match a string with no consecutive duplicate characters

Match a string with a specific pattern

Match a string with optional trailing punctuation

Match a valid GUID/UUID

Match a string with repeating characters separated by a comma (e.g., "a,b,c")

Match a valid MAC address (with optional delimiters)

Community Library Entry

Regular ExpressionPCRE (PHP <7.3)

Description

Regular Expression
PCRE (PHP <7.3)