Javascript Browser Window setTimeout() Method pass parameters to task function

Introduction

Pass parameters to the alertFunc function:

Click the Start button to output "Hello" after 2 seconds.

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<!DOCTYPE html>
<html>
<body>
<button onclick="myStartFunction()">Start</button>
<p id="demo"></p>
<p id="demo2" style="color:red;"></p>
<script>
var myVar;//  w  w w .  j av a2  s .  c  o  m

function myStartFunction() {
  myVar = setTimeout(alertFunc, 2000, "First parameter", "Second parameter");
}

function alertFunc(param1, param2) {
  document.getElementById("demo").innerHTML += "Hello ";

  document.getElementById("demo2").innerHTML = "Parameters passed to alertFunc(): <br>"
  + param1 + "<br>" + param2 + "<br>";
}
</script>

</body>
</html>



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