@genexus/web-standard-functions/dist/lib-esm/numeric/roundToEven.js

GeneXus JavaScript standard functions library for web generators

/**
 * Rounds to even the given number to the specified number of decimal digits
 * @param {number} value
 * @param {number} digits
 * @returns number
 */
export const roundToEven = (value, digits) => {
    let result;
    const multiplier = Math.pow(10, digits || 0);
    const valToRound = value * multiplier;
    const decimalPart = valToRound - Math.trunc(valToRound);
    let rounded = Math.round(valToRound);
    if (decimalPart === 0.5 && rounded % 2 !== 0) {
        rounded = rounded - 1;
    }
    result = rounded / multiplier;
    return result;
};
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