doc: Align columns after @Result in HTML (bug #59564)

* macros.texi: Define new macro @xseealso.

* arith.txi, container.txi, debug.txi, diagperm.txi, errors.txi, expr.txi,
external.txi, func.txi, geometry.txi, install.txi, intro.txi, io.txi,
matrix.txi, nonlin.txi, numbers.txi, oop.txi, plot.txi, poly.txi,
quad.txi, sparse.txi, strings.txi, testfun.txi, vectorize.txi, bitfcns.cc,
cellfun.cc, data.cc, dirfns.cc, find.cc, gcd.cc, givens.cc, graphics.cc,
hex2num.cc, input.cc, jsondecode.cc, jsonencode.cc, kron.cc, mappers.cc,
max.cc, oct-hist.cc, perms.cc, pr-output.cc, qr.cc, sparse.cc, strfind.cc,
strfns.cc, sub2ind.cc, sylvester.cc, syscalls.cc, sysdep.cc, time.cc, tril.cc,
typecast.cc, utils.cc, variables.cc, ov-cell.cc, ov-null-mat.cc, ov-struct.cc,
ov-usr-fcn.cc, ov.cc, op-kw-docs, oct-parse.yy, pt-eval.cc, cospi.m, sinpi.m,
accumarray.m, accumdim.m, bincoeff.m, bitcmp.m, bitget.m, bitset.m, celldisp.m,
circshift.m, common_size.m, deal.m, deg2rad.m, flip.m, fliplr.m, flipud.m,
gradient.m, idivide.m, int2str.m, integral2.m, integral3.m, num2str.m,
quad2d.m, rad2deg.m, rat.m, repelem.m, rot90.m, rotdim.m, shiftdim.m,
sortrows.m, structfun.m, subsindex.m, trapz.m, slash.m, warning_ids.m,
hsv2rgb.m, vectorize.m, findstr.m, genvarname.m, strmatch.m, condeig.m,
cross.m, isdefinite.m, qzhess.m, rank.m, cast.m, computer.m, fullfile.m,
memory.m, namedargs2cell.m, nthargout.m, orderfields.m, __w2mpth__.m,
setfield.m, substruct.m, swapbytes.m, symvar.m, verLessThan.m, campos.m,
camtarget.m, camup.m, camva.m, contourc.m, hist.m, mpoles.m, padecoef.m,
poly.m, polyfit.m, polygcd.m, residue.m, roots.m, ismember.m, ismembertol.m,
unique.m, uniquetol.m, spdiags.m, factor.m, isprime.m, lcm.m, nchoosek.m,
nthroot.m, hilb.m, runlength.m, base2dec.m, bin2dec.m, blanks.m, cstrcat.m,
deblank.m, dec2base.m, dec2bin.m, dec2hex.m, endsWith.m, erase.m, hex2dec.m,
index.m, isstrprop.m, mat2str.m, ostrsplit.m, regexptranslate.m, rindex.m,
startsWith.m, str2num.m, strcat.m, strjoin.m, strjust.m, strsplit.m, strtok.m,
strtrim.m, substr.m, validatestring.m, test.m, asctime.m, clock.m, ctime.m,
date.m, datenum.m, is_leap_year.m: Replace @Seealso macro with @xseealso.

Author: Rik

doc/interpreter/arith.txi

@@ -27,7 +27,7 @@ each element when given a matrix argument.  For example:
 @example
 @group
 sin ([1, 2; 3, 4])
-     @result{}  0.84147   0.90930
+     @xresult{}  0.84147   0.90930
          0.14112  -0.75680
 @end group
 @end example
@@ -177,9 +177,9 @@ radians.  For example:
 @example
 @group
 cosd (90)
-     @result{} 0
+     @xresult{} 0
 cos (pi/2)
-     @result{} 6.1230e-17
+     @xresult{} 6.1230e-17
 @end group
 @end example
 

doc/interpreter/container.txi

@@ -77,7 +77,7 @@ of the structure you can type its name, just as for any other variable:
 @example
 @group
 x
-     @result{} x =
+     @xresult{} x =
 
          scalar structure containing the fields:
 
@@ -99,7 +99,7 @@ Structures may be copied just like any other variable:
 @example
 @group
 y = x
-     @result{} y =
+     @xresult{} y =
 
          scalar structure containing the fields:
 
@@ -121,14 +121,14 @@ structure containing the single field @code{a}, which has a value of 3.
 @example
 x.d.a = 3;
 x.d
-     @result{} ans =
+     @xresult{} ans =
 
          scalar structure containing the fields:
 
            a =  3
 
 x
-     @result{} x =
+     @xresult{} x =
 
          scalar structure containing the fields:
 
@@ -153,7 +153,7 @@ other structures, only a few levels are displayed.  For example:
 @group
 a.b.c.d.e = 1;
 a
-     @result{} a =
+     @xresult{} a =
 
          scalar structure containing the fields:
 
@@ -200,7 +200,7 @@ function argument.
 @example
 @group
 f (rand (2) + rand (2) * I)
-     @result{} ans =
+     @xresult{} ans =
 
          scalar structure containing the fields:
 
@@ -223,7 +223,7 @@ indexed like any other variable.  For example:
 [ x.u, x.s(2:3,2:3), x.v ] = svd ([1, 2; 3, 4]);
 x
 
-     @result{} x =
+     @xresult{} x =
 
          scalar structure containing the fields:
 
@@ -275,7 +275,7 @@ the structure array, you can type its name:
 @example
 @group
 x
-     @result{} x =
+     @xresult{} x =
         @{
           1x2 struct array containing the fields:
 
@@ -292,7 +292,7 @@ two fields:
 @example
 @group
 x(1)
-     @result{} ans =
+     @xresult{} ans =
         @{
           a = string1
           b =  1
@@ -307,7 +307,7 @@ own field names.  For example:
 @example
 @group
 x.a
-     @result{}
+     @xresult{}
         ans = string1
         ans = string2
 @end group
@@ -320,9 +320,9 @@ left-hand side of an assignment:
 @group
 [x.a] = deal ("new string1", "new string2");
  x(1).a
-     @result{} ans = new string1
+     @xresult{} ans = new string1
  x(2).a
-     @result{} ans = new string2
+     @xresult{} ans = new string2
 @end group
 @end example
 
@@ -334,7 +334,7 @@ Just as for numerical arrays, it is possible to use vectors as indices
 x(3:4) = x(1:2);
 [x([1,3]).a] = deal ("other string1", "other string2");
 x.a
-     @result{}
+     @xresult{}
         ans = other string1
         ans = new string2
         ans = other string2
@@ -348,7 +348,7 @@ the example above
 @example
 @group
 size (x)
-     @result{} ans =
+     @xresult{} ans =
 
           1   4
 @end group
@@ -362,7 +362,7 @@ example
 @group
 in = struct ("call1", @{x, Inf, "last"@},
              "call2", @{x, Inf, "first"@})
-     @result{} in =
+     @xresult{} in =
         @{
           1x3 struct array containing the fields:
 
@@ -372,7 +372,7 @@ in = struct ("call1", @{x, Inf, "last"@},
 
 in(1) = [];
 in.call1
-     @result{}
+     @xresult{}
        ans = Inf
        ans = last
 @end group
@@ -392,7 +392,7 @@ a = "field2";
 x.a = 1;
 x.(a) = 2;
 x
-     @result{} x =
+     @xresult{} x =
         @{
           a =  1
           field2 =  2
@@ -410,7 +410,7 @@ a = "long field with spaces (and funny char$)";
 x.a = 1;
 x.(a) = 2;
 x
-     @result{} x =
+     @xresult{} x =
         @{
           a =  1
           long field with spaces (and funny char$) =  2
@@ -433,7 +433,7 @@ for i = 1:rows (names)
   database.(names(i,:)) = ages(i);
 endfor
 database
-     @result{} database =
+     @xresult{} database =
         @{
           Bill =  37
           Mary =  26
@@ -451,7 +451,7 @@ example:
 @example
 @group
 struct ("field1", 1, "field2", 2)
-@result{} ans =
+@xresult{} ans =
       @{
         field1 =  1
         field2 =  2
@@ -468,17 +468,17 @@ structure array with a consistent dimension.  For example:
 s = struct ("field1", @{1, "one"@}, "field2", @{2, "two"@},
         "field3", 3);
 s.field1
-     @result{}
+     @xresult{}
         ans =  1
         ans = one
 
 s.field2
-     @result{}
+     @xresult{}
         ans =  2
         ans = two
 
 s.field3
-     @result{}
+     @xresult{}
         ans =  3
         ans =  3
 @end group
@@ -491,7 +491,7 @@ the following example:
 @example
 @group
 struct ("field1", @{@{1, "one"@}@}, "field2", 2)
-     @result{} ans =
+     @xresult{} ans =
         @{
           field1 =
 
@@ -598,7 +598,7 @@ can be indexed like this:
 @example
 @group
 c@{1@}
-     @result{} ans = a string
+     @xresult{} ans = a string
 @end group
 @end example
 
@@ -609,8 +609,8 @@ extracted by indexing with a vector of indexes
 @example
 @group
 c@{1:2@}
-     @result{} ans = a string
-     @result{} ans =
+     @xresult{} ans = a string
+     @xresult{} ans =
 
                0.593993   0.627732
                0.377037   0.033643
@@ -624,7 +624,7 @@ third place of the previously created cell array
 @example
 @group
 c@{3@} = 3
-     @result{} c =
+     @xresult{} c =
 
          @{
            [1,1] = a string
@@ -653,10 +653,10 @@ function.  For example:
 @example
 @group
 iscell (c)
-     @result{} ans = 1
+     @xresult{} ans = 1
 
 iscell (3)
-     @result{} ans = 0
+     @xresult{} ans = 0
 
 @end group
 @end example
@@ -679,7 +679,7 @@ a 2-by-2 cell array containing empty matrices
 @example
 @group
 c = cell (2,2)
-     @result{} c =
+     @xresult{} c =
 
          @{
            [1,1] = [](0x0)
@@ -702,7 +702,7 @@ of the first one is displayed
 c1 = cell (3, 4, 5);
 c2 = cell ( [3, 4, 5] );
 size (c1)
-     @result{} ans =
+     @xresult{} ans =
          3   4   5
 @end group
 @end example
@@ -738,10 +738,10 @@ following example illustrates the difference:
 @group
 c = @{"1", "2", "3"; "x", "y", "z"; "4", "5", "6"@};
 c@{2,3@}
-     @result{} ans = z
+     @xresult{} ans = z
 
 c(2,3)
-     @result{} ans =
+     @xresult{} ans =
         @{
           [1,1] = z
         @}
@@ -760,7 +760,7 @@ with the following command:
 @example
 @group
 c(:, [1, 3]) = @{0@}
-     @result{} =
+     @xresult{} =
         @{
           [1,1] = 0
           [2,1] = 0
@@ -792,7 +792,7 @@ following command:
 @group
 c = @{1, 2, 3; 4, 5, 6@};
 c([1, 2], :) = c([2, 1], :)
-     @result{} =
+     @xresult{} =
         @{
           [1,1] =  4
           [2,1] =  1
@@ -813,7 +813,7 @@ example can be swapped back like this:
 @example
 @group
 [c@{[1,2], :@}] = deal (c@{[2, 1], :@})
-     @result{} =
+     @xresult{} =
         @{
           [1,1] =  1
           [2,1] =  4
@@ -832,7 +832,7 @@ can be used to delete elements from a cell array:
 @group
 x = @{"1", "2"; "3", "4"@};
 x(1, :) = []
-     @result{} x =
+     @xresult{} x =
         @{
           [1,1] = 3
           [1,2] = 4
@@ -847,7 +847,7 @@ array elements but not delete the space for them:
 @group
 x = @{"1", "2"; "3", "4"@};
 x(1, :) = @{[]@}
-@result{} x =
+@xresult{} x =
       @{
         [1,1] = [](0x0)
         [2,1] = 3
@@ -883,7 +883,7 @@ converts a character array to a cell array of strings:
 @group
 a = ["hello"; "world"];
 c = cellstr (a)
-     @result{} c =
+     @xresult{} c =
          @{
            [1,1] = hello
            [2,1] = world
@@ -905,7 +905,7 @@ argument:
 @group
 c = @{"hello", "world"@};
 strcmp ("hello", c)
-     @result{} ans =
+     @xresult{} ans =
         1   0
 @end group
 @end example
@@ -1011,7 +1011,7 @@ of a cell array can be extracted into a comma-separated list with the
 @group
 a = @{1, [2, 3], 4, 5, 6@};
 b = [a@{1:4@}]
-     @result{} b =
+     @xresult{} b =
          1   2   3   4   5
 @end group
 @end example
@@ -1025,7 +1025,7 @@ following example illustrates:
 @group
 a = @{1, rand(2, 2), "three"@};
 b = @{ a@{ [1, 3] @} @}
-     @result{} b =
+     @xresult{} b =
          @{
            [1,1] =  1
            [1,2] = three
@@ -1061,7 +1061,7 @@ in@{4@} = "first";
 out = cell (4, 1);
 [out@{1:3@}] = in@{1 : 3@};
 [out@{4:6@}] = in@{[1, 2, 4]@})
-     @result{} out =
+     @xresult{} out =
         @{
            [1,1] =