Updated snippets

Mainly for better readability

snippets/initialize-array-with-values.md

@@ -1,9 +1,9 @@
 ### Initialize array with values
 
 Use `Array(n)` to create an array of the desired length, `fill(v)` to fill it with the desired values.
-You can omit `v` to use a default value of `0`.
+You can omit `value` to use a default value of `0`.
 
 ```js
-const initializeArray = (n, v = 0) => Array(n).fill(v);
+const initializeArray = (n, value = 0) => Array(n).fill(value);
 // initializeArray(5, 2) -> [2,2,2,2,2]
 ```