Update .getValue() - return both as object/list

inst/shiny-input-app/dev-shiny-input.Rmd

 
 1. Return the number of characters the user has typed (`r github_sha_link("b3958d5e3f60fbac3a0100673696bd413a276fb4")`)
 
-1. Return the number of words the user has entered
+1. Return the number of words the user has entered (`r github_sha_link("e3fa485bb60853e391302289213d3cd5f0846b3e")`)
+
+1. Create variables for both number of characters and words and return both
+   in an object

inst/shiny-input-app/typing.js

     // your input. In this function, find or construct the value that will be
     // returned to Shiny. The ID of `el` is used for the inputId.
 
-    return el.value.split(' ').length;
+    const nchar = el.value.length;
+    const nword = el.value.split(' ').length;
+
+    return {nchar, nword};
   },
   setValue: function(el, value) {
     // This method is used for restoring the bookmarked state of your input