![]() The nice thing about working with stack data structures in JavaScript is that JavaScript already provides us the push and pop methods that we discussed. Now that we know about how the stack data structure works, let’s start the implementation in JavaScript. Sometimes we might use the isEmpty operation to check if the stack is empty, and the peek operation to return the top element without modifying the stack. ![]() Sometimes there can be more than two operations in a stack data structure. It results that the push and pop operations can only happen at one end of the structure, in this case, the top of the stack.
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