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The example in this article describes the usage of the rounding function round in JavaScript. Share it with everyone for your reference. The details are as follows:
The Math object of JavaScript contains a round method for rounding numbers. The following code demonstrates its usage in detail
<!DOCTYPE html> <html> <body> <p id="demo"> Click the button to round the number 2.5 to its nearest integer. </p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { document.getElementById("demo").innerHTML=Math.round(2.5); } </script> </body> </html>
I hope this article will be helpful to everyone’s JavaScript programming design.