added count_integer_digits.js

DanielJDufour · Nov 22, 2022 · a22ce08 · a22ce08
1 parent 0e30e7a
commit a22ce08
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/count_integer_digits.js b/count_integer_digits.js
@@ -0,0 +1,15 @@
+"use strict";
+
+const absolute = require("./absolute.js");
+const clean = require("./clean.js");
+
+function count_integer_digits(n) {
+  n = absolute(clean(n));
+
+  const i = n.indexOf(".");
+
+  return (i === -1 ? n.length : i).toString();
+}
+
+module.exports = count_integer_digits;
+module.exports.default = count_integer_digits;