Env Tool

Display, set, and manage environment variables in shell sessions. Use when inspecting or modifying the runtime environment.

Environment Variable Manager

View and control environment variables available to shell processes. Supports listing all variables, querying specific values, and temporary variable assignment.

Usage

env-tool [options]

Common Operations

• List all environment variables with values
• Show value of a specific variable (e.g. PATH, HOME, USER)
• Check if a variable is set without showing its value
• Run a command with modified environment

Examples

# List all environment variables
env-tool

# Show a specific variable
env-tool | grep PATH

# Check variable exists
env-tool | grep ^HOME=