javascript中的toString浮点数

toString float number in javascript

本文关键字:浮点数 toString 中的 javascript      更新时间:2023-09-26

在下面的代码片段中,我如何显示消息

Min value is 0.00000001. 

而不是

Min value is 1e-8

var minValue = 0.00000001;
var message =  "Min value is " +  minValue.toString();
var content = $('p#content').text(message);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<p id="content"></p>

使用Number#toFixed或使用字符串代替Number

var minValue = 0.00000001;
var message =  "Min value is " +  minValue.toFixed(8);
var content = $('p#content').text(message);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<p id="content"></p>

var minValue = "0.00000001";
var message =  "Min value is " +  minValue;
var content = $('p#content').text(message);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<p id="content"></p>