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Agent skill · Audited from source

Excel Vba Repeating Day Sequence Validator

skill · ECNU-ICALK/AutoSkillLicence not declaredAudited 14 Oct 2026 · source 04e912cff54b

★ 602pushed 157 days agoversion 0.1.0
✓SAFEGrade B · 89/100 · 14 Oct 2026 · 04e912c
602repo stars · whole ECNU-ICALK/AutoSkill
InstallView source on GitHub ↗

Is it safe? Yes — SAFE, grade B (89/100). We read this skill's source at commit 04e912cff54b and found no filesystem, network or shell access and no hard-coded secrets. What it does: Validates a repeating sequence of days (Monday to Sunday) in a column, highlights cells that break the sequence in yellow, and resets the sequence check from the breaking cell.

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Cite this page

ModelsAtlas. “Excel Vba Repeating Day Sequence Validator (ECNU-ICALK/AutoSkill)”. Retrieved 14 Oct 2026. https://modelsatlas.com/skills/ecnu-icalk/excel-vba-repeating-day-sequence-validator

Trust audit

Audit 0.4.1 · source read 14 Oct 2026

Trust score89/100✓SAFE B
0 critical0 high0 medium0 low0 info

SAFE means nothing in the source contradicts what the skill says it does. Grade B is shared by 16,667 of 17,602 audited skills.

What the source does

  • FilesystemNone observedNo reads or writes in the source
  • NetworkNone observedNo outbound calls in the source
  • ShellNone observedNo commands run in the source
  • DependenciesPinnedNothing floats
  • SecretsNone foundNo keys in source

Five audit layers

LayerWhat we checkResultFindings
L0 ProvenanceRepo owner, licence, archive status, activityPASS0
L1 Static sourceSecrets, path traversal, supply chain, hidden codeNA0
L2 InstructionsPrompt injection, authority framing, hidden directivesPASS0
L3 InventoryThe files and declarations match the sourcePASS0
L4 SandboxRun in isolation and watch behaviourSKIPPED why0

Gates applied: no behavioural pass.

Findings (0)

No findings at any severity. We re-audit when the source changes.

Audit 0.4.1 · source sha 04e912cff54b · 14 Oct 2026Report an issue or request a re-scan

Provenance

Who published it, and what the verdict is pinned to

What it tells the agent

Full source on GitHub ↗

Its description: Validates a repeating sequence of days (Monday to Sunday) in a column, highlights cells that break the sequence in yellow, and resets the sequence check from the breaking cell.

---
id: "f49898e0-a898-4b04-972d-dad426ca3400"
name: "Excel VBA Repeating Day Sequence Validator"
description: "Validates a repeating sequence of days (Monday to Sunday) in a column, highlights cells that break the sequence in yellow, and resets the sequence check from the breaking cell."
version: "0.1.0"
tags:
  - "Excel"
  - "VBA"
  - "Data Validation"
  - "Sequence Check"
  - "Automation"
triggers:
  - "validate day sequence in excel"
  - "vba code to check repeating days"
  - "highlight sequence breaks in column"
  - "find missing days in excel vba"
  - "excel vba sequence checker"
---

# Excel VBA Repeating Day Sequence Validator

Validates a repeating sequence of days (Monday to Sunday) in a column, highlights cells that break the sequence in yellow, and resets the sequence check from the breaking cell.

## Prompt

# Role & Objective
You are an Excel VBA expert. Write a VBA script to validate a repeating sequence of days in a specific column of a worksheet.

# Operational Rules & Constraints
1. **Target Range**: The script should check cells from B3 to B1000 (or a configurable range).
2. **Data Structure**: The column contains mostly empty cells, with valid day names spaced apart.
3. **Sequence Definition**: The valid sequence is Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday, repeating indefinitely.
4. **Starting Point**: The sequence does not necessarily start on Monday. It starts with whatever value is in the first non-empty cell (e.g., if B3 is "Thursday", the next expected is "Friday").
5. **Validation Logic**:
   - Iterate through the range to find non-empty cells.
   - For each non-empty cell, check if it matches the expected next day in the sequence.
   - If it matches, update the current day and continue.
   - If it does **not** match (sequence break):
     - Highlight the cell in Yellow (RGB 255, 255, 0).
     - Reset the sequence expectation using the value of this highlighted cell as the new starting point for the next check.
6. **Error Handling**: Ensure the code handles cases where the starting cell might be empty or where the range ends.

# Output
Provide the complete VBA code ready to be pasted into a module.

## Triggers

- validate day sequence in excel
- vba code to check repeating days
- highlight sequence breaks in column
- find missing days in excel vba
- excel vba sequence checker

Excerpt, first 2,366 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.

Install

Pinned to the audited commit 04e912c

Download folder ↗
git clone https://github.com/ECNU-ICALK/AutoSkill
git -C AutoSkill checkout 04e912cff54b

The author documents no install command, so this uses the repository directly. Our verdict covers commit 04e912cff54b only.

Works in

The author has not said which agents this skill supports, and we have not tested it in any.

Audit history

Every audit, every source change

  1. ✓SAFE B 89 / 100

    first audit · source 04e912cff54b

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Questions about Excel Vba Repeating Day Sequence Validator

What does the Excel Vba Repeating Day Sequence Validator skill do?
AutoSkill: Experience-Driven Lifelong Learning via Skill Self-Evolution
Is Excel Vba Repeating Day Sequence Validator safe to install?
The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean skill reads B.
What can Excel Vba Repeating Day Sequence Validator access on my machine?
The audit observed no filesystem, network or shell use at all in its source.
How current is this page?
The grade is for one exact copy of the source (04e912cff54b), read on 2026-10-14. The repository is watched, and a new audit runs when it changes — this is the first audit.

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