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A Component That Can Highlight Parts of Text In A Textarea

Angular text input highlighting is a component that can highlight parts of text in a text area. Useful for displaying signals or mentions etc.

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How to make use of it:

Installation:

npm install --save angular-text-input-highlight

1. Include the stylesheet somewhere in your app:

node_modules/angular-text-input-highlight/text-input-highlight.css

2. Then include in your app module the following:

import { NgModule } from '@angular/core';
import { TextInputHighlightModule } from 'angular-text-input-highlight';

@NgModule({
  imports: [
    TextInputHighlightModule
  ]
})
export class MyModule {}

3. Finally, use one of your app components:

import { Component, ViewEncapsulation } from '@angular/core';
import { HighlightTag } from 'angular-text-input-highlight';

@Component({
  template: `
    <div mwlTextInputHighlightContainer>
      <textarea
        mwlTextInputElement
        [(ngModel)]="text"
        #textarea>
      </textarea>
      <mwl-text-input-highlight
        [tags]="tags"
        [textInputElement]="textarea">
      </mwl-text-input-highlight>
    </div>
  `,
  styles: [
   `
     // by default you won't see the highlighted tags until
     // you add a CSS class with a background color
     .bg-blue {
       background-color: lightblue;
     }
     .bg-pink {
       background-color: lightcoral;
     }
   `
  ],
  encapsulation: ViewEncapsulation.None
})
class MyComponent {

  text = 'this is some text';

  tags: HighlightTag[] = [{
    indices: { start: 8, end: 12 },
    cssClass: 'bg-blue',
    data: { user: { id: 1 } }
  }];

}

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See Demo And Download

Official Website(mattlewis92): Click Here

This superior jQuery/javascript plugin is developed by mattlewis92. For extra advanced usage, please go to the official website.

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