Magento 2 - redirect programmatically #magento2 #module #redirect

mag2-redirect.php

<?php
//In controller:
//No need to declare $this->resultRedirectFactory in construct as its auto declared in construct of \Magento\Framework\App\Action\Action to which custom controller should extend.

public function execute()
{
	$resultRedirect = $this->resultRedirectFactory->create();
	$resultRedirect->setPath('routename/controllerpath/controllername');
	$resultRedirect->setPath('');//home
return $resultRedirect;
}

//Other places
public function __construct(
    \Magento\Framework\Controller\Result\RedirectFactory $resultRedirectFactory
) {
    $this->resultRedirectFactory = $resultRedirectFactory;
}

/* Using Direct path, you need to pass action URL in a setPath() method */
//For redirect to cart page, Pass action path as checkout/cart,
//For Redirect to contact page,a parameter is contact
//For Redirect to a login page, a parameter is customer/account/login

$resultRedirect = $this->resultRedirectFactory->create();
$resultRedirect->setPath('checkout/cart');
return $resultRedirect;

//Pass Query string using above function by below methods,
$argument = ['id' => $getId, '_current' => true];
$resultRedirect = $this->resultRedirectFactory->create();
$resultRedirect->setPath('checkout/cart',$argument);
return $resultRedirect;

//Redirect to any link by direct URL using below way,
$resultRedirect = $this->resultRedirectFactory->create();
$url = 'http://mysite.com/magento2/checkout/cart';
$resultRedirect->setUrl($url);
return $resultRedirect;

//read also https://magento.stackexchange.com/questions/113251/redirect-controller-in-magento-2