add onClick select all result textarea

Author: emamut

app.js

@@ -52,3 +52,8 @@ routing.on('routeselected', function (e) {
 
   document.getElementById('result').value = JSON.stringify(result);
 });
+
+function SelectAll(id) {
+  document.getElementById(id).focus();
+  document.getElementById(id).select();
+}

index.html

@@ -46,8 +46,14 @@ <h1 class="font-source-sans">Generate GeoJSON from cordinates</h1>
       <div class="row mt-4">
         <div class="col"><div id="map"></div></div>
         <div class="col">
-          <h5 class="font-source-sans">Result</h5>
-          <textarea id="result" class="form-control" rows="15"></textarea>
+          <h5 class="font-source-sans">Result:</h5>
+          <textarea
+            id="result"
+            class="form-control"
+            rows="15"
+            onClick="SelectAll('result');"
+            readonly
+          ></textarea>
         </div>
       </div>
     </div>