Questions tagged [arguments]
"arguments" refer to those inputs to a function or program which are configurable by the caller, potentially differing on each call. Every argument is an input, but not every input is an argument -- for instance, a stream of data from a mouse could be an input and not an argument.
58 questions
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How to handle arguments in an efficient and flexible way?
PRE-FACE
Avid libre computing and copyleft supporter,
Long year GNU Emacs mainstream user,
just surpassing the point where GNU Emacs becomes play dough,
essentially by starting to learn eLisp.
Before ...
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Function with DEEP parameter that in body of other function gets list of the arguments of its ancestor functions
I need a function with DEEP parameter that if it is placed in the body of another function returns the list of the arguments of the ancestor function depending on DEEP parameter.
If DEEP = 0 returns ...
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Passing arguments to functions invoked via a keymap?
Is it possible to have multiple keymap entries set up to call the same interactive function, but with different arguments associated with each mapping?
For example, suppose I have this function ...
...
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pass arguments in call-process as key/value
I try to run a command which takes some arguments and requires to pass some attributes to the API.
I understand that call-process takes args as strings but any invocation complains about
wrong-type-...
- 101
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Using ignore function with a more appropriate name
I want to use the function ignore but I want a more meaningful name when using its functionality of not doing anything.
Would like to make a function that takes the same argument possibilities as ...
- 1,465
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Printing an alist to a specific buffer
I have the following code to print an alist. But I now want to recode this in a way that one can specify the buffer used for display. In addition, I would like that whether on not to erase the ...
- 1,465
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How do I pass an optional argument to a command called programmatically?
I would like to call a certain command from Emacs Lisp. This function takes two arguments plus a third optional argument. This third argument, when non-nil, doesn't ask for confirmation. I would like ...
- 359
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Fetch necessary function call arguments in Emacs
I started writing code in Emacs some days ago and i'm doing very well, however, a very difficult and boring situation is always annoying me, that is the moment of call a function written by me. To ...
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Changing value of a function argument
Have been playing with the following function
(defun ignition (featr actm)
"TODO."
(when (eq 'sweep featr) (setq featr 'icomplt))
(message "%S" featr))
Calling the ...
- 1,465
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How to call a interactive function with prompt from a lambda?
I have this little LaTeX helper function:
(defun my--insert-chord (chord)
"Prompt for a CHORD and insert it at point. TODO: make it agnostic to the package used."
(interactive "...
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How to write a function that handles its argument [closed]
I would like to implement a sensible strategy for handling optional arguments. In this instance, I want the function to be as for a function like abbrev-mode (although not in the context of a minor ...
- 1,465
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Passing numeric value to a function
I have got the following function but want to pass a numeric mode even if completing-read asks for a string.
(defun mycompany (mode)
"Enables or disables company text completion in buffer."...
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Handling empty function optional argument [duplicate]
This function starts a new named shell buffer. How can I handle the case where bufrnm set by interactive in empty?
(defun galaxy-shell (&optional bufrnm)
"TODO"
(interactive "...
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Handling optional arguments
This function makes a new named buffer that can run shell commands. But it only works properly when no argument is passed. When an argument is passed or set through the interactive clause, I would ...
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Checking optional function argument
If I have an optional function argument, how can I determine if name has been supplied. And if it has been supplied, how can I test its validity (not nil or not empty string).
(defun myfunc (&...
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