Using Single Selectors in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
ReviewedEvidence1 sourceSectionWriting & Style
Quick answer
Use Microsoft Learn’s `op_single_selector` extension when authoring a single selector that lets readers switch among the documented article flavors.
Key details
Core Issuesingle-selector syntax in Learn Markdown
RegisterMicrosoft Learn technical documentation
Important caveats
Scope Boundary
The `op_single_selector` block is a Microsoft Learn extension rather than portable CommonMark syntax.
Further guidance
Content
Use Microsoft Learn’s `op_single_selector` extension when authoring a single selector that lets readers switch among the documented article flavors.
Purpose
Keep Microsoft Learn source readable, accessible, reusable, and predictable while following current contributor-platform conventions.
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
Markdown reference for Microsoft Learn — Contributor guide↗ (opens in a new tab)Microsoft · Current Microsoft Learn contributor reference for Markdown authoring, including headings/navigation, conceptual images and icons, includes, lists/checklists, nonlocalized strings, alerts, comments, tables, and other Learn extensions.
Using Multi-Selectors in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Using Consistent Bullet Markers in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Using Consistent Bullets in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Using Nonlocalized Strings in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Using One H1 in Microsoft Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Avoiding HTML Tables in Microsoft Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Avoiding Lettered Lists in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.
Encoding or Replacing Smart Quotes in Learn Markdown records a distinct Microsoft Learn authoring convention and keeps it scoped to that documentation environment rather than presenting it as a universal writing rule.