update with seperator

README.md

@@ -9,3 +9,9 @@ Support integer to text only
   import { getText } from 'number-to-text-vietnamese';
   getText(123456);
 ```
+
+Support integer to text only with seperator
+```
+  import { getText } from 'number-to-text-vietnamese';
+  getText(123456, '|');
+```

lib/utils.js

@@ -1,70 +1,16 @@
 const toString = Object.prototype.toString;
 
-/**
- * Gets the `toStringTag` of `value`.
- *
- * @private
- * @param {*} value The value to query.
- * @returns {string} Returns the `toStringTag`.
- */
 function getTag(value) {
   if (value == null) {
     return value === undefined ? "[object Undefined]" : "[object Null]";
   }
   return toString.call(value);
 }
 
-/**
- * Checks if `value` is object-like. A value is object-like if it's not `null`
- * and has a `typeof` result of "object".
- *
- * @since 4.0.0
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
- * @example
- *
- * isObjectLike({})
- * // => true
- *
- * isObjectLike([1, 2, 3])
- * // => true
- *
- * isObjectLike(Function)
- * // => false
- *
- * isObjectLike(null)
- * // => false
- */
 function isObjectLike(value) {
   return typeof value === "object" && value !== null;
 }
 
-/**
- * Checks if `value` is classified as a `Number` primitive or object.
- *
- * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are
- * classified as numbers, use the `Number.isFinite` method.
- *
- * @since 0.1.0
- * @category Lang
- * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a number, else `false`.
- * @see isInteger, toInteger, toNumber
- * @example
- *
- * isNumber(3)
- * // => true
- *
- * isNumber(Number.MIN_VALUE)
- * // => true
- *
- * isNumber(Infinity)
- * // => true
- *
- * isNumber('3')
- * // => false
- */
 export function isNumber(value) {
   return (
     typeof value === "number" ||