TclTk i About the Tutorial Tcl is a general purpose multiparadigm system programming language. It is a scripting language that aims at providing the ability for applications to communicate with each TclTk Applications Tcl Commands Tk Commands When matching string to the patterns, use globstyle matching (i.
e. the same as implemented by the string match command). regexp When matching string to the patterns, use regular expression matching (as described in the resyntax reference page). wiki. tcl. tk. Expect Examples. Updated 01: 24: 42 by pooryorick Summary edit.
Examples of Expect usage BuiltIn Examples edit. Expect comes with a bunch of examples that are indispensable and unique fullfunction tools in their own right: As scp prints the transfer progress, each char printed resets the timeout.
The timeout is Threads can enter the event loop explicitly by calling thread: : wait or any other relevant TclTk command, like update, vwait, etc. Optional varname specifies name of the variable to store the result of the script. Selected Topics in TclTk, Changhai Lu a a discussion of Tcl proc's default argument capability.
AMG PYK: The proc name can even be the empty string,Manual pages. Tcl roadmap. Acronyms. Tcl software Applications. The Tcl Each character from the format string is appended to the result string unless it is a percent sign. If the character is a then it is not copied to the result string. Instead, the characters following the character are treated as a conversion specifier.
Before Tcl 8. 5 introduced the in operator, lsearch was very frequently used to test for the existence of a value in a list. In the following example the result is 0 because the count starts from zero and RedHat is the first element in the list.
MG: Since Tcl 8. 5, an index in the string commands can include basic math; is now equivalent to While the first may be clearer, though, it seems to be (potentially quite a lot) slower for me, running 8. 5a6: wiki. tcl. tk. string match. Updated 16: 18: 01 by dgp Synopsis edit string match? nocase? pattern string Description edit. Determine whether pattern matches string, returning return 1 if it does, The manual leaves this in nasal demon territory, so the simple answer is: See the fconfigure manual entry for a discussion on ways in which fconfigure will alter output.
Tcl buffers output internally, so characters written with puts may not appear immediately on the output file or device; Tcl will normally delay output until the buffer is full or the channel is closed. Tcl8. 6Tk8. 6 Documentation Tcl Commands, version fconfigure TclTk Applications Tcl Commands Tk Commands [incr Tcl See the manual entry for the command that creates each type of channels for the options that that specific type of channel supports. For example, binary scan is used to extract data, and binary format is used to generate data.
Examples edit In a conversation in the Tcl'ers Chat about how to display the bits in a number DKF came up with this: Refer to the TclNumUtfChars manual entry for more details on the UTF8 representation. string wordend string charIndex Returns the index of the character just after the last one in the word containing character charIndex of string. Tcl8. 6Tk8. 6 Documentation Tcl Commands, version string TclTk Applications Refer to the TclNumUtfChars manual entry for more details on the UTF8 representation.
Formally, the string bytelength operation returns the content of the length field of the TclObj structure, How to check if input string contains a letter in TCLTK scripting? Reading& Storing input in list, reversing order of list in TCLTK scripting. 0. Trying to create script that uses two arguments to find number of occurences within string.
Hot Network Questions split string? splitChars? Documentation edit official reference Additional string functions Arts and crafts of TclTk programming ycl Manual pages. Tcl roadmap. Acronyms. Tcl software Applications. The Tcl core. Development tools. Documentation. Extensions. Toys and games. Tcl in the wild