Integration means connecting different systems so they work together smoothly π€
In simple words
Integration allows one application
To communicate with another application or service π§
Without integration β
β’ Apps work in isolation
β’ No data sharing
β’ Limited functionality
π What Can Be Integrated
β’ APIs π
β’ Databases ποΈ
β’ Payment gateways π³
β’ Authentication services π
β’ Third party tools π§©
π Real World Examples
β’ Login with Google or GitHub
β’ Online payments using Stripe
β’ Fetching weather data from an API
β’ Sending emails using a service
π Basic Integration Flow
Application sends request π€
External service processes it π§
Response is returned π©
Application uses the data π
π» Example: API Integration using Fetch
fetch("https://api.example.com/products")
.then(res => res.json())
.then(data => console.log(data));