starter files

1 files changed, 11 insertions, 0 deletions

diff --git a/finished-application/frontend/lib/formatMoney.js b/finished-application/frontend/lib/formatMoney.js
new file mode 100644
index 0000000..c001aee
--- /dev/null
+++ b/finished-application/frontend/lib/formatMoney.js
@@ -0,0 +1,11 @@
+export default function(amount) {
+  const options = {
+    style: 'currency',
+    currency: 'USD',
+    minimumFractionDigits: 2,
+  };
+  // if its a whole, dollar amount, leave off the .00
+  if (amount % 100 === 0) options.minimumFractionDigits = 0;
+  const formatter = new Intl.NumberFormat('en-US', options);
+  return formatter.format(amount / 100);
+}