25 lines
606 B
JavaScript
25 lines
606 B
JavaScript
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// https://www.freecodecamp.org/learn/coding-interview-prep/data-structures/create-a-stack-class
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function Stack() {
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var collection = [];
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this.print = function () {
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console.log(collection);
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};
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// Only change code below this line
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this.push = function (elem) {
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collection.push(elem);
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};
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this.pop = function () {
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return collection.pop();
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};
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this.peek = function () {
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return collection[collection.length - 1];
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};
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this.isEmpty = function () {
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return !collection.length;
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};
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this.clear = function () {
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collection = [];
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};
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// Only change code above this line
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}
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