update snippets 0-All

snippets/truthCheckCollection.md

@@ -3,8 +3,11 @@
 Checks if the predicate (second argument) is truthy on all elements of a collection (first argument).
 
 Use `Array.every()` to check if each passed object has the specified property and if it returns a truthy value.
- 
+
  ```js
 const truthCheckCollection = (collection, pre) => (collection.every(obj => obj[pre]));
-// truthCheckCollection([{"user": "Tinky-Winky", "sex": "male"}, {"user": "Dipsy", "sex": "male"}], "sex") -> true
+```
+
+```js
+truthCheckCollection([{"user": "Tinky-Winky", "sex": "male"}, {"user": "Dipsy", "sex": "male"}], "sex") -> true
 ```