/[gzz]/gzz/doc/pegboard/prefix_argument--benja/peg.rst
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revision 1.4 by benja, Fri Nov 15 21:22:26 2002 UTC revision 1.5 by benja, Sat Nov 16 17:31:22 2002 UTC
# Line 31  However, there is one exception: A comma Line 31  However, there is one exception: A comma
31  Often, but not always, this argument will specify  Often, but not always, this argument will specify
32  the number of times the command is to be executed.  the number of times the command is to be executed.
33    
34    Vi uses ``"`` to specify registers as a prefix; PUIs have
35    the current selection, which is a prefix to many commands
36    like copying or searching ("search only in the selected area").
37    
38    
39  Specification  Specification
40  -------------  -------------
41    
42  "The prefix argument" is an ordered set of cells  "The prefix argument" is an ordered set of cells
43  that a binding may use. (By "ordered set" I mean a list on which  that a binding may use. (By "ordered set" I mean a list on which
44  each element may appear only once.) The prefix argument  each element may appear only once; this is similar to a zz rank,
45  is currently determined as follows:  except that it cannot loop.) The user interface should show
46    the current prefix argument in a reasonable way.
47    
48    Currently, the prefix argument determined as follows:
49    
50      - If a search according to ``search_bindings--benja``      - If a search according to ``search_bindings--benja``
51        has just been finished (according to the PEG, by pressing        has just been finished (according to the PEG, by pressing

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