luhn-generator/update/node_modules/rxjs/_esm2015/internal/util/isNumeric.js

A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

import { isArray } from './isArray';
export function isNumeric(val) {
    return !isArray(val) && (val - parseFloat(val) + 1) >= 0;
}
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