1 files changed, 9 insertions, 0 deletions
diff --git a/src/lib/format.ts b/src/lib/format.ts
new file mode 100644
index 0000000..28aa50f
--- /dev/null
+++ b/src/lib/format.ts
@@ -0,0 +1,9 @@
+export function decimal(n: number): string {
+  const str = n.toString()
+  const xs = str.split('.')
+  if (xs.length == 2) {
+    return `${xs[0]},${xs[1].slice(0, 2).padEnd(2, '0')}`
+  } else {
+    return `${str},00`
+  }
+}