# slime-validator
**Repository Path**: didiopensource/slime-validator
## Basic Information
- **Project Name**: slime-validator
- **Description**: JavaScript library of validation based on Plugin system and make data validation be easy.
- **Primary Language**: Unknown
- **License**: Apache-2.0
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No
## Statistics
- **Stars**: 0
- **Forks**: 0
- **Created**: 2022-08-12
- **Last Updated**: 2025-11-12
## Categories & Tags
**Categories**: javascript-toolkits
**Tags**: None
## README
[![NPM version][npm-image]][npm-url]
[![NPM quality][quality-image]][quality-url]
[![npm download][download-image]][download-url]
[![build status][travis-image]][travis-url]
[travis-image]: https://travis-ci.org/didi/slime-validator.svg?branch=master&status=passed
[travis-url]: https://travis-ci.org/didi/slime-validator
[download-image]: https://img.shields.io/npm/dm/slime-validator.svg?style=flat-square
[download-url]: https://npmjs.org/package/slime-validator
[npm-image]: https://img.shields.io/npm/v/slime-validator.svg?style=flat-square
[npm-url]: https://npmjs.org/package/slime-validator
[quality-image]: http://npm.packagequality.com/shield/slime-validator.svg?style=flat-square
[quality-url]: http://packagequality.com/#?package=slime-validator
[codecov-image]: https://img.shields.io/codecov/c/github/didi/slime-validator.svg?style=flat-square
[codecov-url]: https://codecov.io/gh/didi/slime-validator
# slime-validator
`slime-validator` is a JavaScript library of validation based on `Plugin` system and make data validation be easy.
# Description
`slime-validator` make data validation with less code, save more than 20% code than others.
Plugin system let you make your own validate rules very easy and complex validate rule too. Both on Browser and Nodejs.
# Installation
### Using npm
```sh
$ npm install slime-validator -save
```
### Browser
```js
```
# Basic Usage
### For es module
```js
import Validator from 'slime-validator'
// One
const V1 = new Validator({ Required:true })
console.log(V1.validate('Hello world')) // Output: null
console.log(V1.validate()) // Output: Input is required
// Two
console.log(Validator.validate({ Required:true }, 'Hello world')) // Output: null
console.log(Validator.validate({ Required:true }, null)) // Output: Input is required
```
### For CDN
```html
```
# Custom Validation Rule
```js
Validator.usePlugin({
tagName: 'IsNotRequired',
message(field, value, opts) {
return `${field} Check failed`
},
validate(field, value, opts) {
return false
}
}, true) // true means to replace the exist rule with the same name.
const V7 = new Validator({
field: { IsNotRequired: true }
})
console.log(V7.validate({
field: "Something"
})) // Output：{ field: 'field Check failed' }
```
For more information you can read [Document](docs/index.md)
# Who use?
