Rounding Numbers to ‘N’ Decimal
This will let you round off a number to ‘N’ decimal places. In the below example we are rounding of a number to 2 decimal places.
var num = 4.56789;
alert(num.toFixed(2));
It will alert as 4.56.
Another function to display a number upto a length is toPrecision(x).
num = 520.2375; result = num.toPrecision(4);
alert(result);
It will display as 520.2.
0 comments:
Post a Comment