# Syn Regex Validate

> Skill for validating string formats in the context of regular expressions. Use when the user's task is specifically about validating string formats.

- Skill: `legendtkl/syn-regex-validate` (Agent Skill)
- Install (CLI): `npx skillmds@latest add legendtkl/syn-regex-validate`
- Raw SKILL.md: https://api.skillmd.com/api/skills/legendtkl/syn-regex-validate/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Productivity
- Author: legendtkl (https://skillmd.com/u/legendtkl)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/legendtkl/syn-regex-validate

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# regular expressions: validating string formats

## When to use

Use this skill for validating string formats in regular expressions. This skill
specifically handles validating string formats and nothing else in the
regular expressions family.

## Procedure

Write anchored regexes that validate whether a string matches a format (email, SKU, etc.).

## Notes

This is the regular expressions skill dedicated to validating string formats.
Sibling skills cover other regular expressions capabilities; this one
is the right choice only when the task is about validating string formats.