regex-patterns

Validate, parse, and extract text using regex patterns across JavaScript, Python, Go, and CLI engines.

Updated Apr 1, 2026
One-click install
npx skills add https://github.com/dz07/goku-skills --skill regex-patterns-dz07
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: regex-patterns
Source: https://github.com/dz07/goku-skills/tree/main/skills/regex-patterns
Command: npx skills add https://github.com/dz07/goku-skills --skill regex-patterns-dz07

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Practical regular expression patterns across languages help developers validate, parse, and extract data from text with speed and accuracy.

Core Features & Use Cases

  • Cross-language pattern catalog for common validation tasks (emails, URLs, dates) and data extraction.
  • Quick-reference coverage for JavaScript, Python, Go, and CLI regex engines.
  • Use Case: Extract all emails from text or validate input formats in data processing pipelines.

Quick Start

Test an email and a URL against the provided patterns to see results immediately.

Frequently Asked Questions about regex-patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I extract emails and URLs from text using regex patterns?▼

Regex patterns extract emails and URLs from text by matching common input formats. This Skill provides a cross-language catalog to validate and parse data extraction targets in real-world text processing scenarios.

Can I use the same regex pattern for validation in JavaScript, Python, and Go?▼

Yes, the same regex validation patterns apply across JavaScript, Python, and Go. The Skill supports cross-language usage by covering PCRE and RE2-style syntax for consistent input validation.

What is the best way to validate common input formats in data processing pipelines?▼

Validating common input formats in data processing pipelines is best handled by applying targeted regex patterns. This Skill supplies cross-language references to quickly validate dates, emails, and URLs.

Does this regex pattern catalog support PCRE and RE2 syntax?▼

Yes, the regex pattern catalog supports both PCRE and RE2-style syntax. It requires familiarity with JavaScript, Python, Go, and CLI regex engines to ensure correct pattern application.

Why does my regex pattern work in Python but fail in Go?▼

Regex patterns fail in Go because its RE2 engine omits backtracking and lookarounds found in PCRE. This Skill clarifies cross-language syntax differences to prevent validation mismatches.

How do I quickly test an email regex pattern against text?▼

To test an email regex pattern against text, use the Quick Start feature to input your data and view results immediately. This validates the pattern's accuracy before pipeline deployment.