1.

What is Pipe transform Interface in Angular?

Answer»

An interface used by pipes to accomplish a transformation. Angular calls the transform function with the value of a binding as the first argument and any arguments as the second parameter in list form. This interface is used to implement custom pipes.

Example: 

import { Pipe, PipeTransform } from '@angular/core';
@Pipe({
name: 'tranformpipe'
})
export class TranformpipePipe implements PipeTransform {
transform(value: unknown, ...args: unknown[]): unknown {
   return null;
 }
}


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