froncubator-validator-js

Froncubator validator

A simple JavaScript library for validating data. https://github.com/froncubator/validator

Installation and Usage

Install the library with npm install froncubator-validator

const validator = require('froncubator-validator-js');
 
validator.isInt(123); //=> true
validator.isInt(10.5); //=> false
validator.isInt(undefined); //=> false
validator.isInt(123, 5, 10); //=> false
 
validator.isStr('Froncubator', 0, 100) //=> true
validator.isStr('Some String', null, 100) //=> true
validator.isStr('Next String', 100) //=> false
validator.isStr(undefined) //=> false
 
validator.isArr([1,2,3]) //=> true
validator.isArr([1,2,3], 1, 3) //=> true
validator.isArr([1,2,3], 5, 10) //=> false
validator.isArr(null) //=> false
 
validator.isEmail('[e-mail]') //=> true
validator.isEmail('x@x.x') //=> true
validator.isEmail('some@email') //=> false
validator.isEmail('@.') //=> false
 
validator.isExist(false) //=> true
validator.isExist(undefined) //=> false
validator.isExist(null) //=> false
validator.isExist(NaN) //=> false

Validators list

Validator	Description
isEmail(value)	Check is value is email and return true or false.
isStr(value, min, max)	Check is value is string and return true or false. You can check count of characters in the string with min or max. (min, max) = not required.
isInt(value, min, max)	Check is value is integer and return true or false. You can check number with min or max. (min, max) = not required.
isArr(value, min, max)	Check is value is array and return true or false. You can check array length with min or max. (min, max) = not required.
isExist(value)	Check is value exist (undefined, null, NaN).

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Froncubator Validator is freely distributable under the terms of the MIT license.