ListCvars (console command)

Description

This command displays a list of CVars and their current values.

At the console type…

listCvars [option] [search string]

[option] - a flag that changes what is displayed with the list.
- -help - Displays a list of CVars and a short description of what they do.
- -type - Displays a list of CVars and their type.
- -flags - Displays a list of CVars and their flags.
[search string] - A search string that narrows the list of CVars displayed to those that partially match the specified string.

This console command is very useful when writing an article for the CVars section of the wiki.

The -flags output prints a line for each CVar, in the following format:

<CVar name>      <type> [<usage>] [UI] [SI] [ST] [CH] [IN] [RO] [AR] [?NS?] [MO]

The first parameter marks the data type, which can be one of the following:

The second parameter is either empty, or one of the following:

Symbol	Code flag	Description
SYSTEM	CVAR_SYSTEM	CVar is used in the engine.
RNDR	CVAR_RENDERER	CVar is used in the renderer.
SND	CVAR_SOUND	CVar is used for the sound system.
GUI	CVAR_GUI	CVar is used for a GUI.
GAME	CVAR_GAME	CVar is used in the gamecode.
TOOL	CVAR_TOOL	CVar is used for controlling a tool.

The next flags either show up or won’t according to the CVar’s flags.

Symbol	Code flag	Description
UI	CVAR_USERINFO	The CVar is sent to the server and is accessible from the menu.
SI	CVAR_SERVERINFO	The CVar is received from the server and is accessible from the menu.
ST	CVAR_STATIC	The CVar is statically declared, not created by the user.
CH		The CVar is considered a cheat.
IN	CVAR_INIT	The CVar can only be set from the command-line.
RO	CVAR_ROM	Only for display, cannot be changed by the user.
AR	CVAR_ARCHIVE	The CVar will be saved to a config file.
?NS?	CVAR_NETWORKSYNC	The CVar is synced from the server to clients. (Never shows up in the output?)
MO	CVAR_MODIFIED	Flag is set when the variable is modified.