Javascript random string generator, the length and scope can be custom defined.
By bower:
bower install random-string-generator
By npm:
npm install random-string-generator
random([length [, type]]); // This generates random 12 alphanumeric characters.
random string's length, default is 12.
You can generate different variant of strings based on the choices available:
- alphanumeric To genereate alphanumeric characters. example:
random(undefined, 'alphanumeric'); // qCCm2Yoyycjm
random(); // qCCm2Yoyycjm
- numeric To generate numeric characters. example
random(undefined, 'numeric'); // 222295328374
- upper To generate upper case alphabetic characters. example
random(undefined, 'upper'); // ELYGLGBVKLUE
- lower To generate lower case alphabetic characters. example
random(undefined, 'lower'); // pivohkmuzxrv
- uppernummeric To generate upper case numeric characters. example
random(undefined, 'uppernumeric'); // 8DOUIL7RW8MW
- lowernummeric To generate upper case numeric characters. example
random(undefined, 'lowernumeric'); // k0oooqv77wrq
- scoped:.+ To generate upper case numeric characters. example
random(undefined, 'scoped:ABCDEF'); // ACBBCAFCEDAA
<script src="/bower_components/random-string-generator/dist/random.js"></script>
other js field you can write:
<script>
console.log(random(12)); // 'abcABC123' or others
</script>
define(["./bower_components/random-string-generator/dist/random.js"], function(random) {
console.log(random(12)); // 'abcABC123' or others
}
);
var random = require('random-string-generator');
console.log(random(12)); // 'abcABC123' or others
var random = require('random-string-generator');
var result = random(100000, 'scoped:ABCDE');
var stat = [0, 0, 0, 0, 0];
for (var i in result) {
var s = result[i];
switch (s) {
case 'A': stat[0]++; break;
case 'B': stat[1]++; break;
case 'C': stat[2]++; break;
case 'D': stat[3]++; break;
case 'E': stat[4]++; break;
default: break;
}
}
function put(char, num) {
return char + ': ' + stat[num] / 1000;
}
console.log(put('A', 0));
console.log(put('B', 1));
console.log(put('C', 2));
console.log(put('D', 3));
console.log(put('E', 4));
/*
* The results may be:
*
* A: 20.044
* B: 19.969
* C: 19.93
* D: 19.991
* E: 20.066
*
* or some others.
*/
Instead of a formal styleguide, take care to maintain the existing coding style. Add unit tests for any new or changed functionality.
Licensed under the MIT license.