rho getter

d3 · Jun 5, 2020 · aa991e4 · aa991e4
1 parent a4dd859
commit aa991e4
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/zoom.js b/src/zoom.js
@@ -63,6 +63,7 @@ export default (function zoomRho(rho, rho2, rho4) {
   }
 
   zoom.rho = function(_) {
+    if (arguments.length === 0) return rho;
     var _1 = Math.max(1e-3, +_), _2 = _1 * _1, _4 = _2 * _2;
     return zoomRho(_1, _2, _4);
   };