摘要: 方法1: var number = 123.4567number.toString().replace(/^(\d+\.\d{2})\d*$/,"$1")//结果:123.45方法2:var number = 123.4567number.toFixed(2);//结果:123.46//IE 5.5以上方法3:var number=123.4567Math.round(parseFloat(... 阅读全文
posted @ 2011-09-06 12:55 RocTian 阅读(223) 评论(0) 推荐(0) 编辑