Re: How does M-x completion works

[Kevin Rodgers]

Andreas Röhler wrote:
> Hibou57 (Yannick Duchêne) wrote:
> > May be I did not choose the good words. I was not talking about CTags, I 
was > > talking about what you get when you do "M-x [TAB]". I call it 
"completion", > > but may be this is not the good word.

Completion is the correct term.

> Than it's pretty probable it consults the tags-table. You have delete it from 
> there.

No.  Compare the Completion node of the Emacs manual with the Tags node:

| Some arguments allow "completion" to enter their value.  This means
| that after you type part of the argument, Emacs can fill in the rest,
| or some of it, based on what you have typed so far.
| ...
|    For example, `M-x' uses the minibuffer to read the name of a
| command, so it provides a list of all Emacs command names for
| completion candidates.


| A "tags table" is a description of how a multi-file program is broken
| up into files.  It lists the names of the component files and the names
| and positions of the functions (or other named subunits) in each file.

--
Kevin Rodgers
Denver, Colorado, USA