Using countProperties() to count object properties

1 files changed, 15 insertions, 1 deletions

diff --git a/gmap_arcgis.js b/gmap_arcgis.js
index dc22f17..aa17af4 100644
--- a/gmap_arcgis.js
+++ b/gmap_arcgis.js
@@ -40,6 +40,20 @@ function gmapArcgis(config) {
       jQuery.blockUI();
     },
 
+    // Count object properties
+    countProperties: function(object) {
+      // Doesn't work with IE8
+      //return Object.keys(layers).length;
+
+      var count = 0;
+
+      for (value in object) {
+        count++;
+      }
+
+      return count;
+    },
+
     // Set the current map
     setMap: function(map) {
       this.map = map;
@@ -137,7 +151,7 @@ function gmapArcgis(config) {
               }
 
               // Callback only if layers is not empty
-              if (Object.keys(layers).length > 0) {
+              if (self.countProperties(layers) > 0) {
                 params.identify.callback(layers, params.infowindow, err);
               }
             }