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CODE EXAMPLE FOR JAVASCRIPT

javascript get fibonacci number

/**
 * Method that calculates the Fibonacci Sequence and returns the n'th value of the sequence
 * @param {*} pos 
 */
const getFibPosition = (pos) => {
    if (pos === 0) return null;
    if (pos === 1) return 0;
    if (pos === 2) return 1;

    let fibArray = [0, 1];
    let aux1, aux2;

    for (let i = 2; i < pos; i++) {
        aux1 = fibArray[i - 1];
        aux2 = fibArray[i - 2];

        fibArray.push(aux1 + aux2);
    }

    return fibArray[pos - 1];
}
Source by ide.geeksforgeeks.org #
 
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Tagged: #javascript #fibonacci #number
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