Question

How to set precision to float number on print in JavaScript

Answer 1

<script type="text/JavaScript">

var n = 3.14159265359;

document.write(n.toFixed(2) + "<br />");
document.write(n.toFixed(3) + "<br />");
document.write(n.toFixed(4) + "<br />");
document.write(n.toFixed(5) + "<br />");


/*
run:

3.14
3.142
3.1416
3.14159

*/
    
</script>

 

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