Multi time store data in PHP session

Store multiple data in a session, you can store multiple times data in a PHP session without destroying previous session data.

Please find PHP method below:

<?php
public function recentSearch(){
	$product_name   = $this->input->post('product_name');
	$product_price  = $this->input->post('product_price');
	$product_img    = $this->input->post('product_img');
	$product_url    = $this->input->post('product_url');
	
	$recentData = array(
		'product_name'  => $product_name,
		'product_price' => $product_price,
		'product_img'   => $product_img,
		'product_url'   => $product_url
	);

	if(count($_SESSION['arr'])==0)
	{
		$ar=array();
		$val=$recentData;
		array_push($ar,$val);
		$_SESSION['arr']=$ar;
		//print_r($_SESSION['arr']);
	}
	else
	{
		$val=$recentData;
		array_push($_SESSION['arr'],$val);
		//print_r($_SESSION['arr']);                
	}
	print_r($_SESSION['arr']);
}
?>

<?php

public function recentSearch(){

$product_name = $this->input->post('product_name');

$product_price = $this->input->post('product_price');

$product_img = $this->input->post('product_img');

$product_url = $this->input->post('product_url');

$recentData = array(

'product_name' => $product_name,

'product_price' => $product_price,

'product_img' => $product_img,

'product_url' => $product_url

);

if(count($_SESSION['arr'])==0)

{

$ar=array();

$val=$recentData;

array_push($ar,$val);

$_SESSION['arr']=$ar;

//print_r($_SESSION['arr']);

}

else

{

$val=$recentData;

array_push($_SESSION['arr'],$val);

//print_r($_SESSION['arr']);

}

print_r($_SESSION['arr']);

}

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