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update one component from another component angular 9

Better Boar answered on December 5, 2020 Popularity 6/10 Helpfulness 1/10

answer update one component from another component angular 9

related How to update another component from current component in angular

update one component from another component angular 9

Comment

this.CommonService.updateListsObs
.subscribe(
(response) => {console.log("You will get date range in response which can be used to filter Car list in Component A ")}
)

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: angular javascript

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Contributed on Dec 05 2020

Better Boar

0 Answers Avg Quality 2/10

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How to update another component from current component in angular

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import { Injectable } from '@angular/core';
    import { Observable, Subject } from 'rxjs';
    
    @Injectable({ providedIn: 'root' })
    export class CommonService {
        private subjectName = new Subject<any>(); //need to create a subject
    
        sendUpdate(message: string) { //the component that wants to update something, calls this fn
            this.subjectName.next({ text: message }); //next() will feed the value in Subject
        }
    
        getUpdate(): Observable<any> { //the receiver component calls this function 
            return this.subjectName.asObservable(); //it returns as an observable to which the receiver funtion will subscribe
        }
    }

Popularity 3/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: angular javascript

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Contributed on Oct 18 2022

DECODER

0 Answers Avg Quality 2/10

How to update another component from current component in angular

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import { Component } from '@angular/core';
    import { CommonService } from 'provide proper path';
    
    @Component({ templateUrl: 'sender.component.html' })
    export class SenderComponent {
        constructor(private Service: CommonService) { } //mention the service in constructor
    
        sendMessage(): void {
            // send message to subscribers via observable subject
            this.Service.sendUpdate('Message from Sender Component to Receiver Component!');
        }
    
    }

Popularity 3/10 Helpfulness 1/10 Language whatever

Source: stackoverflow.com

Tags: whatever angular

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Contributed on Oct 18 2022

DECODER

0 Answers Avg Quality 2/10

How to update another component from current component in angular

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import { Component, OnDestroy } from '@angular/core';
    import { Subscription } from 'rxjs';
    import { CommonService } from 'provide proper path';
    
    @Component({
        templateUrl: 'receiver.component.html'
    })
    
    export class ReceiverComponent implements OnDestroy {
        messageReceived: any;
        private subscriptionName: Subscription; //important to create a subscription
    
        constructor(private Service: CommonService) {
            // subscribe to sender component messages
            this.subscriptionName= this.Service.getUpdate().subscribe
             (message => { //message contains the data sent from service
             this.messageReceived = message;
             });
        }
    
        ngOnDestroy() { // It's a good practice to unsubscribe to ensure no memory leaks
            this.subscriptionName.unsubscribe();
        }
    }

Popularity 3/10 Helpfulness 1/10 Language whatever

Source: stackoverflow.com

Tags: angular whatever

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Contributed on Oct 18 2022

DECODER

0 Answers Avg Quality 2/10

update one component from another component angular 9

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update one component from another component angular 9

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