diff --git a/doc/misc/ses.texi b/doc/misc/ses.texi index c43ddf472a4..1f951de239f 100644 --- a/doc/misc/ses.texi +++ b/doc/misc/ses.texi @@ -188,8 +188,8 @@ the end-points, e.g.: @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+}: +remove blank cells from the returned list, which allows to use +@code{+} instead of @code{ses+}: @lisp (apply '+ (ses-range A2 A5 !)) @@ -1020,7 +1020,8 @@ 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 +@findex ses-prin1 +@code{ses-prin1} 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 that are empty of contain strings will use the fallback printer. diff --git a/lisp/ses.el b/lisp/ses.el index 9abbd6dd2ca..c80415e1e15 100644 --- a/lisp/ses.el +++ b/lisp/ses.el @@ -565,11 +565,14 @@ definition." (cond ((functionp printer) printer) ((stringp printer) - `(lambda (x) (format ,printer x))) + `(lambda (x) + (if (null x) "" + (format ,printer x)))) ((stringp (car-safe printer)) `(lambda (x) - (setq ses-call-printer-return t) - (format ,(car printer) x))) + (if (null x) "" + (setq ses-call-printer-return t) + (format ,(car printer) x)))) (t (error "Invalid printer %S" printer)))) (defun ses--local-printer (name def)