JavaScript-Concepts/async_vs_sync.html at master · kipchirchiralb/JavaScript-Concepts · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Asynchrronous programmingonoues ve Sync</title>
</head>

<body>
    <script>
        //CHECK OUT HE ORDER IN WHICH THEY GET LOGGED ON THE CONSOLE.SYNCHRONOOUS CODE WILL BE EXECUTED FIRST ALWAYS

        //MOST FUNCTIONS THAT TAKE FUNCTION RGUMENTS ARE GOING TO BE ASYNCHRONOUS FUNCTIONS

        //in assynchronous progrmming, a funtion is called after something else has  happened or some condition has been met
        let a = 1
        let b = 2

        setTimeout(function() {
            console.log("Async . timeout:" + a)
        }, 100)

        a = 10

        fetch("/async_vs_sync.html").then(function() {
            console.log("FEtch")
        })

        console.log("synchronous")

        console.log(a) //sync
        console.log(b) //sync
    </script>
</body>

</html>