@terminus/ngx-tools/esm5/utilities/abbreviate-number/abbreviate-number.js

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/**
 * Helper function to abbreviate a number
 *
 * @param input - The number to be abbreviated.
 * @param decimalPlace - The decimals users define for final abbreviated number. Default to 1.
 * @returns The abbreviated number
 *
 * @example
 * abbreviateNumber(1234, '1')              // Returns: '1.2K'
 */
export function abbreviateNumber(input, decimalPlace) {
    if (decimalPlace === void 0) { decimalPlace = 1; }
    var SCALE_NUMBER = 3;
    var MATH_POWER = 10;
    if (!input) {
        return '';
    }
    var baseNumberAndExponent = input
        .toExponential()
        .split('e+')
        .map(function (el) { return +el; });
    if (baseNumberAndExponent[1] < SCALE_NUMBER) {
        return input.toString();
    }
    var scaleLevel = baseNumberAndExponent[1] % SCALE_NUMBER;
    baseNumberAndExponent[0] = baseNumberAndExponent[0] * Math.pow(MATH_POWER, scaleLevel);
    var calculatedScale = [
        '',
        'K',
        'M',
        'B',
        'T',
    ][(baseNumberAndExponent[1] - scaleLevel) / SCALE_NUMBER];
    var newNumber = baseNumberAndExponent[0].toFixed(decimalPlace).toString();
    return newNumber + calculatedScale;
}
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