Deprecate Array::length() and Sparse::length() in favour of ::numel(). * liboctave/array/Array.h (Array::length): deprecate for ::numel. * liboctave/array/Sparse.h (Sparse::length): deprecate for ::numel. * libgui/graphics/QtHandlesUtils.cc, libgui/src/octave-qt-link.cc, libinterp/corefcn/Cell.cc, libinterp/corefcn/__contourc__.cc, libinterp/corefcn/__pchip_deriv__.cc, libinterp/corefcn/__qp__.cc, libinterp/corefcn/cellfun.cc, libinterp/corefcn/daspk.cc, libinterp/corefcn/dasrt.cc, libinterp/corefcn/dassl.cc, libinterp/corefcn/data.cc, libinterp/corefcn/filter.cc, libinterp/corefcn/find.cc, libinterp/corefcn/gl-render.cc, libinterp/corefcn/gl-render.h, libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h, libinterp/corefcn/help.cc, libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc, libinterp/corefcn/load-path.cc, libinterp/corefcn/load-save.cc, libinterp/corefcn/ls-oct-ascii.h, libinterp/corefcn/lsode.cc, libinterp/corefcn/matrix_type.cc, libinterp/corefcn/oct-hist.cc, libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.h, libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h, libinterp/corefcn/pr-output.cc, libinterp/corefcn/quadcc.cc, libinterp/corefcn/rand.cc, libinterp/corefcn/regexp.cc, libinterp/corefcn/strfns.cc, libinterp/corefcn/sub2ind.cc, libinterp/corefcn/symtab.h, libinterp/corefcn/syscalls.cc, libinterp/corefcn/tsearch.cc, libinterp/corefcn/urlwrite.cc, libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc, libinterp/corefcn/xdiv.cc, libinterp/corefcn/xpow.cc, libinterp/dldfcn/__glpk__.cc, libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/__magick_read__.cc, libinterp/dldfcn/audiodevinfo.cc, libinterp/dldfcn/ccolamd.cc, libinterp/dldfcn/colamd.cc, libinterp/octave-value/ov-cell.cc, libinterp/octave-value/ov-class.cc, libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-perm.cc, libinterp/octave-value/ov-struct.cc, libinterp/octave-value/ov-typeinfo.cc, libinterp/octave-value/ov.cc, libinterp/operators/op-int.h, libinterp/parse-tree/pt-pr-code.cc, liboctave/array/Array-util.cc, liboctave/array/Array.cc, liboctave/array/CColVector.cc, liboctave/array/CDiagMatrix.cc, liboctave/array/CMatrix.cc, liboctave/array/CRowVector.cc, liboctave/array/DiagArray2.cc, liboctave/array/DiagArray2.h, liboctave/array/MArray.cc, liboctave/array/PermMatrix.cc, liboctave/array/PermMatrix.h, liboctave/array/Sparse.cc, liboctave/array/boolMatrix.cc, liboctave/array/chMatrix.cc, liboctave/array/chNDArray.cc, liboctave/array/dColVector.cc, liboctave/array/dDiagMatrix.cc, liboctave/array/dMatrix.cc, liboctave/array/dRowVector.cc, liboctave/array/fCColVector.cc, liboctave/array/fCDiagMatrix.cc, liboctave/array/fCMatrix.cc, liboctave/array/fCRowVector.cc, liboctave/array/fColVector.cc, liboctave/array/fDiagMatrix.cc, liboctave/array/fMatrix.cc, liboctave/array/fRowVector.cc, liboctave/array/idx-vector.cc, liboctave/array/intNDArray.cc, liboctave/numeric/CmplxCHOL.cc, liboctave/numeric/CmplxLU.cc, liboctave/numeric/CmplxQR.cc, liboctave/numeric/DASPK.cc, liboctave/numeric/DASRT.cc, liboctave/numeric/DASSL.cc, liboctave/numeric/LSODE.cc, liboctave/numeric/ODES.cc, liboctave/numeric/ODES.h, liboctave/numeric/base-dae.h, liboctave/numeric/base-lu.cc, liboctave/numeric/dbleCHOL.cc, liboctave/numeric/dbleLU.cc, liboctave/numeric/dbleQR.cc, liboctave/numeric/eigs-base.cc, liboctave/numeric/fCmplxCHOL.cc, liboctave/numeric/fCmplxLU.cc, liboctave/numeric/fCmplxQR.cc, liboctave/numeric/floatCHOL.cc, liboctave/numeric/floatLU.cc, liboctave/numeric/floatQR.cc, liboctave/numeric/lo-specfun.cc, liboctave/numeric/oct-rand.cc, liboctave/numeric/oct-spparms.cc, liboctave/numeric/sparse-base-chol.cc, liboctave/operators/mx-inlines.cc, liboctave/system/file-ops.cc, liboctave/util/glob-match.h, liboctave/util/kpse.cc, liboctave/util/lo-regexp.cc, liboctave/util/oct-glob.cc, liboctave/util/pathsearch.cc, liboctave/util/str-vec.cc, liboctave/util/str-vec.h, liboctave/util/url-transfer.cc: replace all usage of Array::length() and Sparse::length() with ::numel().

--- a/liboctave/array/fColVector.cc
+++ b/liboctave/array/fColVector.cc
@@ -54,8 +54,8 @@
 bool
 FloatColumnVector::operator == (const FloatColumnVector& a) const
 {
-  octave_idx_type len = length ();
-  if (len != a.length ())
+  octave_idx_type len = numel ();
+  if (len != a.numel ())
     return 0;
   return mx_inline_equal (len, data (), a.data ());
 }
@@ -69,9 +69,9 @@
 FloatColumnVector&
 FloatColumnVector::insert (const FloatColumnVector& a, octave_idx_type r)
 {
-  octave_idx_type a_len = a.length ();
+  octave_idx_type a_len = a.numel ();
 
-  if (r < 0 || r + a_len > length ())
+  if (r < 0 || r + a_len > numel ())
     {
       (*current_liboctave_error_handler) ("range error for insert");
       return *this;
@@ -91,7 +91,7 @@
 FloatColumnVector&
 FloatColumnVector::fill (float val)
 {
-  octave_idx_type len = length ();
+  octave_idx_type len = numel ();
 
   if (len > 0)
     {
@@ -107,7 +107,7 @@
 FloatColumnVector&
 FloatColumnVector::fill (float val, octave_idx_type r1, octave_idx_type r2)
 {
-  octave_idx_type len = length ();
+  octave_idx_type len = numel ();
 
   if (r1 < 0 || r2 < 0 || r1 >= len || r2 >= len)
     {
@@ -131,9 +131,9 @@
 FloatColumnVector
 FloatColumnVector::stack (const FloatColumnVector& a) const
 {
-  octave_idx_type len = length ();
+  octave_idx_type len = numel ();
   octave_idx_type nr_insert = len;
-  FloatColumnVector retval (len + a.length ());
+  FloatColumnVector retval (len + a.numel ());
   retval.insert (*this, 0);
   retval.insert (a, nr_insert);
   return retval;
@@ -201,7 +201,7 @@
   octave_idx_type nr = m.rows ();
   octave_idx_type nc = m.cols ();
 
-  octave_idx_type a_len = a.length ();
+  octave_idx_type a_len = a.numel ();
 
   if (nc != a_len)
     gripe_nonconformant ("operator *", nr, nc, a_len, 1);
@@ -238,7 +238,7 @@
   octave_idx_type nr = m.rows ();
   octave_idx_type nc = m.cols ();
 
-  octave_idx_type a_len = a.length ();
+  octave_idx_type a_len = a.numel ();
 
   if (nc != a_len)
     gripe_nonconformant ("operator *", nr, nc, a_len, 1);
@@ -266,7 +266,7 @@
 float
 FloatColumnVector::min (void) const
 {
-  octave_idx_type len = length ();
+  octave_idx_type len = numel ();
   if (len == 0)
     return 0.0;
 
@@ -282,7 +282,7 @@
 float
 FloatColumnVector::max (void) const
 {
-  octave_idx_type len = length ();
+  octave_idx_type len = numel ();
   if (len == 0)
     return 0.0;
 
@@ -299,7 +299,7 @@
 operator << (std::ostream& os, const FloatColumnVector& a)
 {
 //  int field_width = os.precision () + 7;
-  for (octave_idx_type i = 0; i < a.length (); i++)
+  for (octave_idx_type i = 0; i < a.numel (); i++)
     os << /* setw (field_width) << */ a.elem (i) << "\n";
   return os;
 }
@@ -307,7 +307,7 @@
 std::istream&
 operator >> (std::istream& is, FloatColumnVector& a)
 {
-  octave_idx_type len = a.length ();
+  octave_idx_type len = a.numel ();
 
   if (len > 0)
     {