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$num = 10.4567; //第一种：利用round()对浮点数进行四舍五入 echo round($num,2); //10.46 //第二种：利用sprintf格式化字符串 $format_num = sprintf("%.2f",$num); echo $format_num; //10.46 //第三种：利用千位分组来格式化数字的函数number_format() echo number_format($num, 2); //10.46 //或者如下 echo number_format($num, 2, '.', ''); //10/46
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dphi-official/Machine_Learning_Bootcamp
假设你的消息这样定义： Const WM_YOURMSG=WM_USER+100; 你的过程定义
juven/maven-bash-completion: Maven Bash Auto Completion
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