Writing & StyleStyle guide

Formatting Environment Variables in Technical Documentation

Formatting Environment Variables in Technical Documentation records a distinct Microsoft Style Guide authoring convention and keeps it explicitly scoped to technical documentation rather than presenting it as a universal grammar rule.

Quick answer

Format environment-variable names according to Microsoft’s developer-text convention.

Key details

Core IssueMicrosoft developer-content guidance provides a separate convention for environment-variable names.
RegisterMicrosoft technical and professional documentation

Important caveats

Scope Boundary

Preserve the exact environment-variable name and case required by the platform; the style convention does not authorize rewriting the identifier.

Further guidance

Content

Format environment-variable names according to Microsoft’s developer-text convention.

Purpose

Help readers distinguish literal variable names from descriptive prose.

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.

  1. Formatting developer text elements — Microsoft Style Guide (opens in a new tab)Microsoft · Microsoft Style Guide conventions for formatting programmatic and code-related elements in developer content.

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