Don't start from NaN (#46)

privacycg · Oct 3, 2024 · b877a56 · b877a56
1 parent 76153fb
commit b877a56
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/charter.html b/charter.html
@@ -697,15 +697,15 @@ <h2 id=about>About this Charter</h2>
 
 <script>
 document.addEventListener("DOMContentLoaded", function() {
-  let sectionCounters = [NaN, 0, 0, 0, 0, 0, 0];
+  let sectionCounters = [0, 0, 0, 0, 0, 0, 0];
   document.querySelectorAll("[id]").forEach(function(elementWithID) {
     const permalink = document.createElement("a");
     permalink.href = "#" + elementWithID.getAttribute("id");
     if (elementWithID instanceof HTMLHeadingElement) {
       const headingLevel = parseInt(elementWithID.localName.substring(1), 10);
-      sectionCounters[headingLevel]++;
-      sectionCounters.fill(0, headingLevel + 1);
-      let sectionNumber = sectionCounters.slice(0, headingLevel + 1).filter(item => item != 0);
+      sectionCounters[headingLevel - 1]++;
+      sectionCounters.fill(0, headingLevel);
+      let sectionNumber = sectionCounters.slice(0, headingLevel).filter(item => item != 0);
       sectionNumber = sectionNumber.join(".");
       permalink.appendChild(document.createTextNode(sectionNumber + "."));
     } else if (elementWithID instanceof HTMLTableRowElement) {