Return a filtered version of the source Array. The first argument can either be a string or a function.
When the first argument is a string, it will be used as the target string to search for in each element of the Array:
<div v-for="item in items | filterBy 'hello'">
In the above example, only items that contain the target string "hello" will be displayed.
If the item is an object, the filter will recursively search every nested property of the object for the target string. To narrow down the search scope, additional search keys can be specified: