ngx-file-required


Table of Contents generated with DocToc

- Description
- Installation
- Usage
- Todo

Description

Angular validation directive for setting and checking value to be required.

Works both with one & multiple files mode.

Demo

Installation

npm install ngx-file-required --save

or via yarn

yarn add ngx-file-required -S (shortcut)

Usage

Import the module

``typescript
import { NgModule } from '@angular/core';
import { NgxFileRequiredModule } from 'ngx-file-required';

@NgModule({
// other settings
imports: [
// other imports
NgxFileRequiredModule,
]
})
`

Then use the directive

For dynamic attributes explanation see this stackoverflow example.

`html

type="file"
[(ngModel)]="myFile"
required="required"
/>


type="file"
[(ngModel)]="myFile"
[attr.required]="{{condition}}"
/>


type="file"
[(ngModel)]="myFile"
required="required"
[requiredErrorMsg]="'There should be a file'"
/>


type="file"
required="required"
[requiredErrorMsg]="customErrorMessage"
/>
``

Todo

1. Development guide