search
Homephp教程php手册php四舍五入函数

这里统计了php中大量的四舍五入函数,包括有round(),ceil(),floor()等,有需要的朋友参考一下。
 代码如下 复制代码
  $s = rand(100,200);  
  $pi=pi();
  $r=sqrt($s/$pi);
  $qz1=round($r);   //四舍五入取整
  $qz2=ceil($r);    //进一法取整
  $qz3=floor($r);   //舍去法取整
 
  echo "随机产生的圆的面积为:".$s."
";
  echo "通过除法和开方计算出的圆的半径为:".$r."
";
  echo "四舍五入取整后:".$qz1."
";
  echo "进一法取整后:".$qz2."
";
  echo "舍去法取整后:".$qz3."
";
 ?>



本文地址:

转载随意,但请附上文章地址:-)

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

SecLists

SecLists

SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.

ZendStudio 13.5.1 Mac

ZendStudio 13.5.1 Mac

Powerful PHP integrated development environment

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

MinGW - Minimalist GNU for Windows

MinGW - Minimalist GNU for Windows

This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.

WebStorm Mac version

WebStorm Mac version

Useful JavaScript development tools