| 1 | var isNumber = require('../lang/isNumber');
|
| 2 | var isString = require('../lang/isString');
|
| 3 | var randInt = require('./randInt');
|
| 4 |
|
| 5 | var defaultDictionary = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
|
| 6 |
|
| 7 | function randomString(length, dictionary) {
|
| 8 | if(!isNumber(length) || length <= 0) {
|
| 9 | length = 8;
|
| 10 | }
|
| 11 |
|
| 12 | if(!isString(dictionary) || dictionary.length < 1) {
|
| 13 | dictionary = defaultDictionary;
|
| 14 | }
|
| 15 |
|
| 16 | var result = '',
|
| 17 | domain = dictionary.length - 1;
|
| 18 |
|
| 19 | while(length--) {
|
| 20 | result += dictionary[randInt(0, domain)];
|
| 21 | }
|
| 22 |
|
| 23 | return result;
|
| 24 | }
|
| 25 |
|
| 26 | module.exports = randomString;
|
| 27 |
|