Angular Pipe for Array to String Example
Hello,
This is a short guide on angular pipe array to string. this example will help you pipe array to string angular. you can understand a concept of angular pipe array to comma separated string. it's simple example of angular array to string comma separated pipe.
you can easily create custom pipe for array to string in angular 7, angular 8, angular 9, angular 10 and angular 11 version.
here, you have to follow few step to create simple example of custom pipe for array to string. let's see one by one.
Step 1: Create New App
If you are doing example from scratch then You can easily create your angular app using bellow command:
ng new app-material
Step 2: Create Custom Pipe
We need to run following command to creating pipe in angular application.
ng generate pipe array-to-string
Now we need to write some logic on our custom pipe ts file. so let's write logic as i written for demo now.
app/array-to-string.pipe.ts
import { Pipe, PipeTransform } from "@angular/core";
@Pipe({
name: "arrayToString"
})
export class ArrayToStringPipe implements PipeTransform {
transform(input: Array
, sep = ","): string { return input.toString();
}
}
now it should be import in module.ts file as bellow:
app/app.module.ts
import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { FormsModule } from '@angular/forms';
import { AppComponent } from './app.component';
import { ArrayToStringPipe } from './array-to-string.pipe';
@NgModule({
imports: [ BrowserModule, FormsModule ],
declarations: [ AppComponent, ArrayToStringPipe ],
bootstrap: [ AppComponent ]
})
export class AppModule { }
Step 3: Use Custom Pipe
Now we need to create one variables and use it, let's add code as like bellow:
app/app.component.ts
import { Component, VERSION } from "@angular/core";
@Component({
selector: "my-app",
templateUrl: "./app.component.html",
styleUrls: ["./app.component.css"]
})
export class AppComponent {
name = "Angular " + VERSION.major;
myArray = ['Hardik', 'Paresh', 'Vimal', 'Harshad', 'Kiran'];
}
Ok, now we can use custom pipe in html file, so let's write it.
app/app.component.html
<h1>Angular Pipe for Array to String Example - ItSolutionStuff.com</h1>
<p>{{ myArray | arrayToString }}</p>
Output:
I hope it can help you...

My name is Hardik Savani. I'm a full-stack developer, entrepreneur and owner of Aatman Infotech. I live in India and I love to write tutorials and tips that can help to other artisan. I am a big fan of PHP, Javascript, JQuery, Laravel, Codeigniter, VueJS, AngularJS and Bootstrap from the early stage.
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