otp-number/dist/otp-generator.umd.js

> 🔐 A lightweight and flexible JavaScript library to generate random OTPs (One-Time Passwords) for use in both frontend and backend applications.

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
	typeof define === 'function' && define.amd ? define(factory) :
	(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.OtpGenerator = factory());
})(this, (function () { 'use strict';

	function getDefaultExportFromCjs (x) {
		return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
	}

	var otpNumber;
	var hasRequiredOtpNumber;

	function requireOtpNumber () {
		if (hasRequiredOtpNumber) return otpNumber;
		hasRequiredOtpNumber = 1;
		function otp_number(
		  length = 6,
		  options = { digits: true, upperCase: false, lowerCase: false }
		) {
		  const sets = {
		    digits: "0123456789",
		    upperCase: "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
		    lowerCase: "abcdefghijklmnopqrstuvwxyz",
		  };

		  let characters = "";
		  if (options.digits) characters += sets.digits;
		  if (options.upperCase) characters += sets.upperCase;
		  if (options.lowerCase) characters += sets.lowerCase;

		  if (!characters)
		    throw new Error("At least one character set must be enabled.");

		  let otp = "";
		  for (let i = 0; i < length; i++) {
		    otp += characters.charAt(Math.floor(Math.random() * characters.length));
		  }

		  return otp;
		}

		// 👇 New helper for numeric-only OTPs
		function otp_number_only(length = 6) {
		  return otp_number(length, { digits: true });
		}

		otpNumber = { otp_number, otp_number_only };
		return otpNumber;
	}

	var otpNumberExports = requireOtpNumber();
	var index = /*@__PURE__*/getDefaultExportFromCjs(otpNumberExports);

	return index;

}));