Tcl/Tk in a Nutshell

Group Listing of Commands

This section briefly lists all Extended Tcl commands, grouped logically by function.

General Commands

commandloop	Create an interactive command loop.
dirs	List directories in directory stack.
echo	Write strings to standard output.
for_array_keys	Loop over each key in an array.
for_recursive_glob	Loop recursively over files matching a pattern.
host_info	Return information about a network host.
infox	Return information about Extended Tcl.
loop	Loop over a range of values.
mainloop	Call event loop handler.
popd	Pop top entry from the directory stack.
pushd	Push entry onto directory stack.
recursive_glob	Return list of files recursively matching pattern.
tclx_errorHandler	User-defined procedure to handle errors.
try_eval	Evaluate code and trap errors.

Debugging and Development Commands

cmdtrace	Trace command execution.
edprocs	Edit source code for procedures.
profile	Collect performance data.
profrep	Generate report from performance data.
saveprocs	Save procedure definitions to file.
showproc	List definitions of procedures.

Unix Access Commands

alarm	Send alarm signal.
chroot	Change root directory.
execl	Start a new program.
fork	Create a child process.
id	Set, get, or convert user, group, and process identifiers.
kill	Send signal to a process.
link	Create a hard or symbolic link.
nice	Set or get process priority.
readdir	Return list of directory entries.
signal	Handle Unix signals.
sleep	Delay process execution.
sync	Flush pending buffered output.
system	Execute shell command.
times	Return process and child execution times.