JSFiddle - React, Tailwind, and code Playground

by joshmoto

JavaScript

// get the item id number
var removeItem = 131;

// get cookie data
var myData = '["169","131","180"]';

// convert cookie string to data
var myBasket = JSON.parse(myData);

// remove our item
var indexOf = myBasket.indexOf(removeItem);
if (indexOf > -1) {
  myBasket.splice(indexOf, 1);
}

// turn the array back to string
var myNewData = JSON.stringify(myBasket);

// result
alert(myNewData);