diff options
| -rw-r--r-- | doc/misc/ses.texi | 54 | ||||
| -rw-r--r-- | lisp/ses.el | 3 |
2 files changed, 13 insertions, 44 deletions
diff --git a/doc/misc/ses.texi b/doc/misc/ses.texi index e443dfb6cb..58f9ba8ccf 100644 --- a/doc/misc/ses.texi +++ b/doc/misc/ses.texi @@ -187,14 +187,6 @@ the end-points, e.g.: (The @code{apply} is necessary because @code{ses-range} produces a @emph{list} of values. This allows for more complex possibilities.) -Alternatively you can use the @code{!} modifier of @code{ses-range} to -remove blank cells which allows to use @code{+} instead of -@code{ses+}: - -@lisp -(apply '+ (ses-range A2 A5 !)) -@end lisp - @c =================================================================== @node The Basics @@ -603,8 +595,8 @@ Pops up a menu to set the current row as the header, or revert to column letters. @item M-x ses-rename-cell @findex ses-rename-cell -Rename a cell from a standard A1-like name to any string that can be a -valid local variable name (See also @ref{Nonrelocatable references}). +Rename a cell from a standard A1-like name to any +string. @item M-x ses-repair-cell-reference-all @findex ses-repair-cell-reference-all When you interrupt a cell formula update by clicking @kbd{C-g}, then @@ -799,17 +791,8 @@ are some useful functions to call from your formulas: @table @code @item (ses-delete-blanks &rest @var{args}) -Returns a list from which all blank cells (value is either @code{nil} -or '*skip*) have been deleted. Order of args is reverted. Please note -that @code{ses-range} has a @code{!} modifier that allows to remove -blanks, so it is possible to write: -@lisp -(ses-range A1 A5 !) -@end lisp -instead of -@lisp -(apply 'ses-delete-blanks (ses-range A1 A5 <)) -@end lisp +Returns a list from which all blank cells (value is either @code{nil} or +'*skip*) have been deleted. @item (ses+ &rest @var{args}) Sum of non-blank arguments. @@ -859,9 +842,9 @@ this to undo the effect of @kbd{t}. @end table When a printer function signals an error, the fallback printer -@samp{"%S"} is substituted. This is useful when your column printer +@samp{"%s"} is substituted. This is useful when your column printer is numeric-only and you use a string as a cell value. Note that the -standard default printer is @samp{"%.7g"} which is numeric-only, so cells +standard default printer is ``%.7g'' which is numeric-only, so cells that are empty of contain strings will use the fallback printer. @kbd{c} on such cells will display ``Format specifier doesn't match argument type''. @@ -1003,18 +986,7 @@ can type ahead without worrying about the glitch. @kbd{C-u C-y} relocates none of the cell-references. What about mixed cases? -The best way is to rename cells that you do not want to be relocatable -by using @code{ses-rename-cell}. -@findex ses-rename-cell -Cells that do not have an A1-like name style are not relocated on -yank. Using this method, the concerned cells won't be relocated -whatever formula they appear in. Please note however that when a -formula contains some range @code{(ses-range @var{cell1} @var{cell2})} -then in the yanked formula each range bound @var{cell1} and -@var{cell2} are relocated, or not, indepently, depending on whether -they are A1-like or renamed. - -An alternative method is to use +You can use @lisp (symbol-value 'B3) @end lisp @@ -1022,8 +994,7 @@ to make an @dfn{absolute reference}. The formula relocator skips over quoted things, so this will not be relocated when pasted or when rows/columns are inserted/deleted. However, B3 will not be recorded as a dependency of this cell, so this cell will not be updated -automatically when B3 is changed, this is why using -@code{ses-rename-cell} is most of the time preferable. +automatically when B3 is changed. The variables @code{row} and @code{col} are dynamically bound while a cell formula is being evaluated. You can use @@ -1040,13 +1011,12 @@ kind of dependency is also not recorded. @findex ses-reconstruct-all Begins with an 014 character, followed by sets of cell-definition -macros for each row, followed by the set of local printer -defintitions, followed by column-widths, column-printers, +macros for each row, followed by column-widths, column-printers, default-printer, and header-row. Then there's the global parameters -(file-format ID, row count, column count, local printer count) and the -local variables (specifying @acronym{SES} mode for the buffer, etc.). +(file-format ID, numrows, numcols) and the local variables (specifying +@acronym{SES} mode for the buffer, etc.). -When a @acronym{SES} file is loaded, first the global parameters are +When a @acronym{SES} file is loaded, first the numrows and numcols values are loaded, then the entire data area is @code{eval}ed, and finally the local variables are processed. diff --git a/lisp/ses.el b/lisp/ses.el index b379ef1f9c..0b38af41a8 100644 --- a/lisp/ses.el +++ b/lisp/ses.el @@ -1,4 +1,3 @@ - ;;; ses.el -- Simple Emacs Spreadsheet -*- lexical-binding:t -*- ;; Copyright (C) 2002-2016 Free Software Foundation, Inc. @@ -3747,7 +3746,7 @@ Use `math-format-value' as a printer for Calc objects." "Return ARGS reversed, with the blank elements (nil and *skip*) removed." (let (result) (dolist (cur args) - (unless (memq cur '(nil *skip*)) + (unless (memq cur '(nil *skip* *error*)) (push cur result))) result)) |