输出结果：1225.4
php保留小数点后一位的几种方法
http://www.bkjia.com/phpjc/635056.htmlwww.bkjia.comtruehttp://www.bkjia.com/phpjc/635056.htmltecharticle$total = 1225.49.5; $total = floor( ($total*0.95)* 10 ) /10; $total = sprintf('%.1f', (float)$total); echo $total; ?> 输出结果：1225.4 php保留小数点后一位的几种方法...