add a 'count features in polygons' like expression

qgis · Nov 19, 2020 · 2f876bc · 2f876bc
1 parent 6b9af14
commit 2f876bc
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/resources/function_help/json/overlay_contains b/resources/function_help/json/overlay_contains
@@ -47,6 +47,10 @@
       "expression": "array_to_string(overlay_contains('regions', name))",
       "returns": "a string as a comma separated list of names, for the regions contained in the current feature"
     },
+    {
+      "expression": "array_length(overlay_contains('regions', name))",
+      "returns": "the number of regions contained in the current feature"
+    },
     {
       "expression": "array_sort(overlay_contains(layer:='regions', expression:=\"name\", filter:= population > 10000))",
       "returns": "an ordered array of names, for the regions contained in the current feature and with a population greater than 10000"