@contextjs/collections/stack{t}.js

Strongly-typed collection classes for TypeScript, including List, Dictionary, Queue, Stack, and HashSet.

export class Stack {
    stack = [];
    push(item) {
        this.stack.push(item);
    }
    pop() {
        return this.stack.length > 0 ? this.stack.pop() ?? null : null;
    }
    get current() {
        return this.stack.length > 0 ? this.stack[this.stack.length - 1] : null;
    }
    clear() {
        this.stack.length = 0;
    }
    get count() {
        return this.stack.length;
    }
    toArray() {
        return this.stack.slice();
    }
    get isEmpty() {
        return this.stack.length === 0;
    }
}