function which execute when site is loaded after 2 secounds in javascript in javascript

You can use setTimeout() function to execute a function after a certain delay time. Here's an example of how to execute a function after 2 seconds when the site is loaded:

index.tsx
function myFunction() {
  // your code here
}

setTimeout(myFunction, 2000);

// Alternatively using anonymous function
setTimeout(function() {
  // your code here
}, 2000);
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The setTimeout() function takes two arguments: the function you want to execute and the delay time in milliseconds. In the example above, myFunction() will be executed after a 2 second delay.