randexp.js | Create random strings that match a given regular expression | Regex library
kandi X-RAY | randexp.js Summary
kandi X-RAY | randexp.js Summary
randexp will generate a random string that matches a given RegExp Javascript object.
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randexp.js Key Features
randexp.js Examples and Code Snippets
import Fiona from 'https://deno.land/x/fiona/deno/index.js'
const seeded = Fiona(2983938);
const data = seeded.object({
name: Fiona.Fullname,
age: Fiona.Number({ max: 100 }),
});
console.log(data); // { name: "Miss Fiona Moon",
//Dependencies
//fs to read and write files while path is for iterating directories
var fs = require('fs'),
path = require('path'),
DOMParser = new (require('xmldom')).DOMParser({ normalizeTags: { default: false } }),
gulp = r
let randexp = new RandExp(/[A-D]{1,5}/);
for(i=0;i<3;i++)
console.log(randexp .gen());
//random numbers
console.log(new RandExp(/[1-6]/).gen());
//words with optional parts
console.log(new RandExp(/great|good( job)?|excellen
var RandExp = require('randexp');
// returns a String of the format "domain" then a random digit 0-9 at the back
// e.g. "domain0", "domain1"..., "domain9"
console.log(new RandExp(/domain\d/).gen())
Community Discussions
Trending Discussions on randexp.js
QUESTION
I'm trying to fix my PR in node restify npm package. Unfortunately travis job is failing for node 4 with the following error;
...ANSWER
Answered 2018-Sep-21 at 10:07I've found the solution and fixed the build. It was not because of the file it was reported on but because of postinstall script. I missed it to update as per node 4 compatible changes as it was not the part of actual source code.
I'm still not able to relate the bug with actual problem. But solved it.
QUESTION
I have the following regex, wherein no digits must repeat:
...ANSWER
Answered 2018-Aug-08 at 16:14There may be an issue with 'Fent JS' lib itself. Your regex works fine. You could try this instead. Generate random 3 digit number in javascript using Math.floor((Math.random() * 1000))
and then test your regex (^(?!.*(.).*\1)\d{3}$
) against it to see if it matches and then use the matched number.
QUESTION
I have a very simple javascript program which involves generating random strings of characters from a given set of allowed characters.
Generating random strings from a regular expression with randexp.js seems to be the most appropriate way to do so. However, since the set of allowed characters is a very simple one (basically all uppercase characters from the English alphabet and all digits) I wonder if loading an entire library isn't a bit overkill for such purpose. Instead I'm doing something like the following:
...ANSWER
Answered 2018-Jun-08 at 05:38This is arguably a great use case for randexp.js (GitHub), a JavaScript library that generates random strings based on regex patterns. It is very powerful and can be used for all sorts of things.
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