The mode() method of collect.js is used to return the mode of the given key. The mode is the value that occurs most frequently in a set of observations.
Parameters: The collect() method takes one argument that is converted into the collection and then mode() method is applied to it. The mode() method holds the key as a parameter.
Return Value: This method returns the mode of the given key from the collection.
Below example illustrate the mode() method in collect.js: