web-dev-server/build/lib/Tools/Helpers/NumberHelper.js

Node.js simple http server for common development or training purposes.

Object.defineProperty(exports, "__esModule", { value: true });
exports.NumberHelper = void 0;
var NumberHelper = /** @class */ (function () {
    function NumberHelper() {
    }
    NumberHelper.Padding = function (number, length, char) {
        if (length === void 0) { length = 2; }
        if (char === void 0) { char = '0'; }
        var result = number.toFixed(0);
        for (var i = 2, l = length + 1; i < l; i++) // 2 => 2; 3 => 2,3; 4 => 2,3,4; ...
            if (number < Math.pow(10, i - 1)) // 2 => 10; 3 => 10,100; 4 => 10,100,1000; ...
                result = char + result;
        return result;
    };
    NumberHelper.FormatFileSize = function (bytes) {
        var u = -1, units = this.FILE_SIZE.UNITS, thresh = this.FILE_SIZE.THRESH;
        if (Math.abs(bytes) < thresh)
            return bytes + ' B';
        do {
            bytes /= thresh;
            ++u;
        } while (Math.abs(bytes) >= thresh && u < units.length - 1);
        return bytes.toFixed(1) + ' ' + units[u];
    };
    NumberHelper.IsNumeric = function (val) {
        return !isNaN(val);
    };
    NumberHelper.FILE_SIZE = {
        THRESH: 1000,
        UNITS: ['KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
    };
    return NumberHelper;
}());
exports.NumberHelper = NumberHelper;
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