|
1234567891011121314151617 |
- 'use strict';
-
- module.exports = function (str, len, ch) {
- str = str + '';
-
- len = len - str.length;
- if (len <= 0) return str;
-
- if (!ch && ch !== 0) ch = ' ';
- ch = ch + '';
-
- while (len--) {
- str = ch + str;
- }
-
- return str;
- }
|