Laravel Filter Collection. It only passes those items that return true. We will use collection filter method by key by value and remove null and empty values.
Note methods that mutate the collection such as shift pop prepend etc are not available on the lazycollection class. Collections contain useful methods that make them very powerful and helpful to use. Filter returns a new instance without changing the original instance.
The most common type of nova filter is the select filter which allows the user to select a filter option from a drop down selection menu.
The where method will check if the key has some value equal to the provided value. Laravel collection provides the ability to filter a collection s items by using a key value pair by using where method. Also you can provide an extra argument operator parameter to control the comparison of the key and value. We will use collection filter method by key by value and remove null and empty values.
