Added changeRowsBoundsByRange to FORTRAN and Csharp APIs

Author: jajhall

highs/interfaces/highs_csharp_api.cs

@@ -416,6 +416,9 @@ private static extern int Highs_addCols(
     [DllImport(highslibname)]
     private static extern int Highs_changeRowBounds(IntPtr highs, int row, double lower, double upper);
 
+    [DllImport(highslibname)]
+    private static extern int Highs_changeRowsBoundsByRange(IntPtr highs, int from_row, int to_row, double[] lower, double[] upper);
+
     [DllImport(highslibname)]
     private static extern int Highs_changeRowsBoundsBySet(IntPtr highs, int num_set_entries, int[] set, double[] lower, double[] upper);
 
@@ -914,6 +917,11 @@ public HighsStatus changeRowBounds(int row, double lower, double upper)
         return (HighsStatus)HighsLpSolver.Highs_changeRowBounds(this.highs, row, lower, upper);
     }
 
+    public HighsStatus changeRowsBoundsByRange(int from, int to, double[] lower, double[] upper)
+    {
+        return (HighsStatus)HighsLpSolver.Highs_changeRowsBoundsByRange(this.highs, from, to, lower, upper);
+    }
+
     public HighsStatus changeRowsBoundsBySet(int[] rows, double[] lower, double[] upper)
     {
         return (HighsStatus)HighsLpSolver.Highs_changeRowsBoundsBySet(this.highs, rows.Length, rows, lower, upper);

highs/interfaces/highs_fortran_api.f90

@@ -572,6 +572,16 @@ function Highs_changeRowBounds (h, row, lo, up) result(s) bind(c, name='Highs_ch
       integer(c_int) :: s
     end function Highs_changeRowBounds
 
+    function Highs_changeRowsBoundsByRange (h, from, to, lo, up) result(s) bind(c, name='Highs_changeRowsBoundsByRange')
+      use iso_c_binding
+      type(c_ptr), VALUE :: h
+      integer(c_int), VALUE :: from
+      integer(c_int), VALUE :: to
+      real(c_double) :: lo(*)
+      real(c_double) :: up(*)
+      integer(c_int) :: s
+    end function Highs_changeRowsBoundsByRange
+
     function Highs_changeRowsBoundsBySet (h, nse, set, lo, up) result(s) bind(c, name='Highs_changeRowsBoundsBySet')
       use iso_c_binding
       type(c_ptr), VALUE :: h