Input validator

Human-friendly and powerful data validator library for JavaScript

Prerequisites

This project requires NodeJS (version 8 or later) and NPM. Node and NPM are really easy to install. To make sure you have them available on your machine, try running the following command.

$ npm -v && node -v
6.4.1
v8.16.0

Getting Started

These instructions will help you to install this package in your project to perform data validation.

Installation

BEFORE YOU INSTALL: please read the prerequisites

Start with installation of package in your project:

$ cd PROJECT
$ npm i @saimulhasnain-dev/input-validator

After successful installation of package you need to import package in your file: To import complete package in once

$ import validator from '@saimulhasnain-dev/input-validator';

Or if you prefer using any particular function then:

$ import { isAlphabet } from '@saimulhasnain-dev/input-validator';

Examples

import validator from '@saimulhasnain-dev/input-validator';

let res = validator.isAlphabet('abc');//to verify string contains alphabet
console.log(res); // it will print `true` as it contains alphabet

validator.isStrongPassword('Qwert@!2313');//to check password strength

Accessing only required function

import { isValidEmail } from '@saimulhasnain-dev/input-validator';
isValidEmail('[email protected]');//to test email is valid or not

import { getValueFromObject, isKeyExistsNested } from '@saimulhasnain-dev/input-validator';
const user = {
    name: "abc",
    email: "[email protected]",
    address: {
        state: "New york",
        country: "USA",
        phones: {
            primary: "+1234567890",
            secondary: "+0987654321"
        }
    }
}
getValueFromObject(user, ["address", "state"]);//to get value of `state` key inside `address` object
getValueFromObject(user, ["address", "phones","primary"])////to get value of `primary` key inside `phone` object inside `address`

isKeyExistsNested(user, "address", "phones","primary");// to check if key `primary` exists in this object or not

Available methods

• isEmptyArray: To check if array is empty or not
• isString: To check if value is string or not
• isNumeric: To check string is numeric type
• isValidEmail: To check email is valid or not
• isAlphabet: To check if string contain alphabet only
• isAlphaNumericOnly: To check if string contains alphabet and numeric as well
• isSpecialCharAlphaNumeric: To check if string contains alphabet with combination of number and special characters
• isUndefined: To check if variable is undefined
• isNull: To check if variable is null
• isBoolean: To check if variable boolean
• isArray: To check if variable is an array
• sanitizeString: To get sanitized version of value
• toInt: To parse in integer format
• toFloat: To parse in floating point format
• toDate: To parse in date type
• isURL: To check if a URL is valid or not
• isValidNumber: To check valid numnber
• isValidLatLong: To check valid latitude and longitude points
• isStrongPassword: To check string password complexity
• isMediumPassword: To check medium password complexity
• isDate: To check if a value is date
• isObject: To check if a value is object
• isKeyExists: To check if a particular key is exists in an object or not(not in nested object)
• isKeyExistsNested: To check if a particular key is exists in an object or not(in nested object)
• getValueFromObject: To get value of a key from a nested object

Contributing

Please read CONTRIBUTING.md for details on our code of conduct, and the process for submitting pull requests to us.

1. Fork it!
2. Create your feature branch: git checkout -b my-new-feature
3. Add your changes: git add .
4. Commit your changes: git commit -am 'Add some feature'
5. Push to the branch: git push origin my-new-feature
6. Submit a pull request :sunglasses:

Credits

All credit goes to me:sunglasses:

Built With

• Love

Versioning

We use SemVer for versioning. For the versions available, see the tags on this repository.

Authors

• Saimul Hasnain - Initial work - Saimul Hasnain