Fix typo and more details to map_get function

qgis · Mar 8, 2021 · a9e05dc · a9e05dc
1 parent c3e31b0
commit a9e05dc
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/resources/function_help/json/map_get b/resources/function_help/json/map_get
@@ -2,10 +2,10 @@
   "name": "map_get",
   "type": "function",
   "groups": ["Maps"],
-  "description": "Returns the value of a map, given it's key.",
+  "description": "Returns the value of a map, given its key. Returns NULL if the key does not exist.",
   "arguments": [ {"arg":"map","description":"a map"},
                  {"arg":"key","description":"the key to lookup"}],
   "examples": [ { "expression":"map_get(map('1','one','2','two'),'2')", "returns":"'two'"},
-                { "expression":"map_get( item_variables('Map 0'), 'map_scale')", "returns":"scale of the item 'Map 0' in the current print layout"}
+                { "expression":"map_get( item_variables('Map 0'), 'map_scale')", "returns":"scale of the item 'Map 0' (if it exists) in the current print layout"}
   ]
 }