Added helper function 'formatAmount' to auto format floats top german format.

app/Http/helpers.php

@@ -19,3 +19,18 @@ function rand_bool($prob = 50) {
 
     return $rand <= $prob;
 }
+
+/*
+ * Return the formatted string representation of a floatng point number.
+ *
+ * The decimal point is a ',', the thousands seperator ist set to '.'.
+ * The number of decimals is 2 by default but can be set by the $decimals
+ * argument.
+ *
+ * @param  integer $decimals Sets the number of decimal points.
+ *
+ * @return string
+ */
+function formatAmount(float $amount, $decimals = 2) {
+    return number_format($amount, $decimals, ',', '.');
+}