TCL7.5 Manual Pages

• Tcl - Summary of Tcl language syntax.
• after - Execute a command after a time delay
• append - Append to variable
• array - Manipulate array variables
• bgerror - Command invoked to process background errors
• break - Abort looping command
• case - Evaluate one of several scripts, depending on a given value
• catch - Evaluate script and trap exceptional returns
• cd - Change working directory
• clock - Obtain and manipulate time
• close - Close an open channel.
• concat - Join lists together
• continue - Skip to the next iteration of a loop
• eof - Check for end of file condition on channel
• error - Generate an error
• eval - Evaluate a Tcl script
• exec - Invoke subprocess(es)
• exit - End the application
• expr - Evaluate an expression
• fblocked - Test whether the last input operation exhausted all available input
• fconfigure - Set and get options on a channel
• file - Manipulate file names and attributes
• fileevent - Execute a script when a channel becomes readable or writable
• filename - File name conventions supported by Tcl commands
• flush - Flush buffered output for a channel
• for - ``For'' loop
• foreach - Iterate over all elements in one or more lists
• format - Format a string in the style of sprintf
• gets - Read a line from a channel
• glob - Return names of files that match patterns
• global - Access global variables
• history - Manipulate the history list
• if - Execute scripts conditionally
• incr - Increment the value of a variable
• info - Return information about the state of the Tcl interpreter
• interp - Create and manipulate Tcl interpreters
• join - Create a string by joining together list elements
• lappend - Append list elements onto a variable
• library - standard library of Tcl procedures
• lindex - Retrieve an element from a list
• linsert - Insert elements into a list
• list - Create a list
• llength - Count the number of elements in a list
• load - Load machine code and initialize new commands.
• lrange - Return one or more adjacent elements from a list
• lreplace - Replace elements in a list with new elements
• lsearch - See if a list contains a particular element
• lsort - Sort the elements of a list
• open - Open a file-based or command pipeline channel
• package - Facilities for package loading and version control
• pid - Retrieve process id(s)
• pkg_mkIndex - Build an index for automatic loading of packages
• proc - Create a Tcl procedure
• puts - Write to a channel
• pwd - Return the current working directory
• read - Read from a channel
• regexp - Match a regular expression against a string
• regsub - Perform substitutions based on regular expression pattern matching
• rename - Rename or delete a command
• return - Return from a procedure
• scan - Parse string using conversion specifiers in the style of sscanf
• seek - Change the access position for an open channel
• set - Read and write variables
• socket - Open a TCP network connection
• source - Evaluate a file or resource as a Tcl script
• split - Split a string into a proper Tcl list
• string - Manipulate strings
• subst - Perform backslash, command, and variable substitutions
• switch - Evaluate one of several scripts, depending on a given value
• tclsh - Simple shell containing Tcl interpreter
• tclvars - Variables used by Tcl
• tell - Return current access position for an open channel
• time - Time the execution of a script
• trace - Monitor variable accesses
• unknown - Handle attempts to use non-existent commands
• unset - Delete variables
• update - Process pending events and idle callbacks
• uplevel - Execute a script in a different stack frame
• upvar - Create link to variable in a different stack frame
• vwait - Process events until a variable is written
• while - Execute script repeatedly as long as a condition is met