You can pass arguments to the function inside the setTimeout function.
Here is the syntax to pass a parameter to setTimeout() callback. The arg1, arg2, and arg3 are the arguments passed to the function.
The “setTimeout” receives a parameter that is sent as parameter in function end.
setTimeout(functionname, milliseconds, arg1, arg2, arg3...)Pass parameter to setTimeout callback function example code
HTML example code of pass a parameter to a setTimeout() callback:-
1000 ms = 1 sec
We set 2 parameters you can set only one or all three.
<!DOCTYPE html>
<html>
<body>
<button onclick="timeFunction()">Alert Me!</button>
<script>
function timeFunction() {
setTimeout(alertFunc, 1000, " First param ", " Second param ");
}
function alertFunc(param1, param2) {
alert(param1 + param2)
}
</script>
<p>wait for 1 seconds.</p>
</body>
</html>Output:
Do comment if you have any doubts and suggestions on this JS function topic.
Note: The All JS Examples codes are tested on the Firefox browser and the Chrome browser.
OS: Windows 10
Code: HTML 5 Version