Closes nghyd#85

package-lock.json

 {
   "name": "jalhyd",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

src/param/param-value-iterator.ts

@@ -122,7 +122,9 @@ export class ParamValueIterator implements INumberIterator {
 
             // min/max
             case 1:
-                const end = this._reverse ? this._index < this._param.min : this._index > this._param.max;
+                const end = this._reverse ?
+                    this._index < this._param.min - this._param.step * 1E-7 :
+                    this._index > this._param.max + this._param.step * 1E-7;
                 return !end;
 
             // liste