Ruby | Queue clear() function

The clear() is an inbuilt function in Ruby clears the queue and makes it size to be zero again. We can re-insert objects again to it.

Syntax: q_name.clear() Parameters: The function does not takes any element. Return Value: It clears the queue and does not returns anything.

Example 1: Output:

5
0

Example 2: Output:

0

Reference: https://devdocs.io/ruby~2.5/queue#method-i-clear