Regex any string

Regular Expressions Syntax Reference. Includes tables showing syntax, examples and matches.

Regular Expressions cheat sheet. Basic matching. Each symbol matches a single character: anything...

Regular Expressions (regex or regexp) are a very useful tool to identify specific patterns in any...

A quick reference guide for regular expressions (regex), including symbols, ranges, grouping, ass...

Work with strings with stringr : : CHEAT SHEET. Detect Matches ... regexp matches example a? zero...