There is a built-in function for this. var a = 2; var b = a.toFixed(1);. This rounds the number to one decimal place, and displays it with ... ... <看更多>

Javascript time conversion script. * version 1.0. * @requires jQuery. * @author Modern Tribe, Inc. (Peter Chester). *. * Converts several formats to ... ... <看更多>

An error will also be thrown if n is of type number with more than 15 significant digits, as calling toString or valueOf on these numbers may not result in the ... ... <看更多>