V3 Use Utils

Q: What is a Claude Code skill and how does the V3 Use Utils skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. V3 Use Utils is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: General · Sub-category: general-misc · Last updated: 2026-06-04

项目内置工具函数使用教程，涵盖验证、日期格式化、CSS 变量、权限判断、本地存储等工具。当用户提到以下任何场景时都应触发：使用工具函数、调用 utils、格式化日期、判断权限、操作 localStorage、获取/设置 CSS 变量、验证数据类型、判断外链、获取/存储 Token。即使用户没有明确说 Utils，只要意图是使用项目内置的通用工具函数就应该使用此 Skill。

From the source SKILL.md

项目在 src/common/utils 目录下提供了一组通用工具函数，通过路径别名 @@/utils/ 导入。

What this skill does

V3 Use Utils is a community-contributed Claude Code skill in the general-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/v3-use-utils/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The V3 Use Utils Claude Code skill is built for Claude Code users and developers across all disciplines looking for general-purpose AI assistance. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 93,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/v3-use-utils
curl -L https://claudskills.com/skills/v3-use-utils/SKILL.md \
  -o ~/.claude/skills/v3-use-utils/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/v3-use-utils/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/v3-use-utils/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\v3-use-utils\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the V3 Use Utils Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/v3-use-utils/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the V3 Use Utils skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the V3 Use Utils skill?

Use V3 Use Utils when your Claude Code task falls under the General category — specifically in the general misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use V3 Use Utils" or describe the task and let Claude pick). Browse related skills at /category/general/.

What is a Claude Code skill and how does the V3 Use Utils skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. V3 Use Utils is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the General category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/un-pany/v3-admin-vite/blob/3169a7cd6690fadd0e4764c93996c8e500854591/.agents/skills/v3-use-utils/SKILL.md
License: MIT
Author: un-pany
Website: https://un-pany.github.io/v3-admin-vite/

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

un-pany. (2026). V3 Use Utils [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/v3-use-utils/

BibTeX

@misc{v3-use-utils-2026,
  author    = {un-pany},
  title     = {V3 Use Utils [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/v3-use-utils/}
}

Embed this skill

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