Synchronous JavaScript

As the name suggests synchronous means to be in a sequence, i.e. every statement of the code gets executed one by one. So, basically a statement has to wait for the earlier statement to get executed.

Example: In this example, we have shown the synchronous nature of JavaScript.

javascript




document.write("Hi"); // First
document.write("<br>");
 
document.write("Mayukh");// Second
document.write("<br>");
 
document.write("How are you"); // Third


Output:

In the above code snippet, the first line of the code Hi will be logged first then the second line Mayukh will be logged and then after its completion, the third line will be logged How are you. So as we can see the codes work in a sequence. Every line of code waits for its previous one to get executed first and then it gets executed.

Synchronous and Asynchronous in JavaScript

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Synchronous JavaScript

As the name suggests synchronous means to be in a sequence, i.e. every statement of the code gets executed one by one. So, basically a statement has to wait for the earlier statement to get executed....

Asynchronous JavaScript

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