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Laravel 5 Message Bags: Retrieving the Number of Messages With count

/blog/2018/04/21/laravel-5-message-bags-retrieving-the-number-of-messages-with-count

The count method returns the total number of messages stored within the MessageBag instance. The count method exists to satisfy the requirements of PHP's Countable interface.The signature of the count method is: public function count();The...

Resetting MessageBag Messages | Laravel 5 View Error...

/blog/2018/04/21/laravel-5-view-error-bags-add-a-new-message-bag-instance-to-the-view-error-bag-with-put#content-resetting-messagebag-messages

Because neither ViewErrorBag or MessageBag provide a method to quickly remove all the messages from a MessageBag instance, the put method can be used to remove all MessageBag messages, or supply new ones, by changing the MessageBag instance for a...

Laravel 5 View Error Bags: Determining if a Message Bag Exists With hasBag

/blog/2018/04/21/laravel-5-view-error-bags-determining-if-a-message-bag-exists-with-hasbag

The hasBag method is used to determine if a MessageBag instance exists within the ViewErrorBag instance with the given $key . The $key is set to default unless it is changed. The following example will highlight the usage of the hasBag method.The...

Laravel 5 Collections: Adding an Element to the End of a Collection With push

/blog/2018/04/22/laravel-5-collections-adding-an-element-to-the-end-of-a-collection-with-push

The push method is the logical opposite of the prepend method and will push an item onto the end of the collection. The push method returns a reference to the original collection instance. The push method modifies the collection instance it was...

Laravel 5 Collections: Adding Values to a Collection With union

/blog/2018/04/22/laravel-5-collections-adding-values-to-a-collection-with-union

The union method will add the $items value to a copy of the existing collection. If there are key collisions between the collection instance and the provided $items , the elements from the collection instance will be used instead. The union method...

Averaging Nested Collections | Laravel 5 Collections:...

/blog/2018/04/22/laravel-5-collections-calculating-the-average-value-of-a-collection-with-avg#content-averaging-nested-collections

The avg method will also work on nested array items or object properties. You can specify which nested property to average by using "dot" notation. For example, in the following array of products it is still possible to use the avg method to...

Laravel 5 Collections: Checking If a Collection Contains Items With isEmpty

/blog/2018/04/22/laravel-5-collections-checking-if-a-collection-contains-items-with-isempty

The isEmpty can be used to determine if the collection has items or not. If the collection has no items, true will be returned, otherwise false will be returned.public function isEmpty();The following example demonstrates the basic usage of the...