ol/geom/LineString#containsXY

src/ol/geom/LineString.js

@@ -88,6 +88,16 @@ class LineString extends SimpleGeometry {
     return new LineString(this.flatCoordinates.slice(), this.layout);
   }
 
+  /**
+   * @inheritDoc
+   * @override
+   * @api
+   */
+  containsXY(x, y) {
+    const coord = this.getClosestPoint([x, y]);
+    return coord[0] === x && coord[1] === y;
+  }
+
   /**
    * @inheritDoc
    */