计算时用parseFloat,计算完后转换成Number对象
var ytje = parseFloat("0.03"); var handlecharge = parseFloat("0.01"); ytje = ytje-handlecharge; ytje = new Number(ytje).toFixed(2); console.log(ytje);
如果不转换成Number对象,则会存在丢失精度问题,如下图片:
计算时用parseFloat,计算完后转换成Number对象
var ytje = parseFloat("0.03"); var handlecharge = parseFloat("0.01"); ytje = ytje-handlecharge; ytje = new Number(ytje).toFixed(2); console.log(ytje);
如果不转换成Number对象,则会存在丢失精度问题,如下图片: