Laravel Collection Methods: count(), countBy(), dd(), crossJoin(), containsStrict() | Part #3

Описание: Welcome to our Laravel Collections tutorial where we dive into five essential Collection methods: count(), countBy(), dd(), crossJoin(), and containsStrict(). These methods are incredibly useful for working with data in Laravel, and we’ll cover their functionality and real-world use cases.

🔹 What You’ll Learn:

1. count(): Counting the total number of items in a collection
2. countBy(): Grouping and counting items by a given key or condition
3. dd(): Dumping and dying the collection for debugging purposes
4. crossJoin(): Combining collections using Cartesian products
5. containsStrict(): Checking if a collection contains a specific value, using strict type comparison