This article mainly introduces PHP programming to implement simple web-based calculator functions, involving PHP simple form operations and numerical calculations related implementation techniques. Friends in need can refer to

How to implement it through PHP code The simple functionality of a web-based calculator? The following is a web version of the calculator built with the basic knowledge of PHP. The only function is "addition, subtraction, remainder, division and remainder". Some other calculation functions can be expanded.

The specific php code to implement a simple calculator is as follows (this is the entire code of the php file jsq.php):

   
   
     
   


   
   ';
       }
        ?>
        

        
网页计算器
        

        

           

       ">
           
           

              
        >+
                  >-
          >x
          >/
          >%
        
           
           

        ">
       
           

              
       
        
';
      if($num1 && $num2 && $numa && $numb){
               echo "结果：".$_GET["num1"]." ".$_GET["ysf"]." ".$_GET["num2"]." = ".$sum;
      }else{
         echo $message;
      }
         echo '
     
   

Note: The above file jsq.php needs to be uploaded to the root directory of the web server in order to be correctly interpreted and executed.

The effect is shown in the picture:

The above is the entire content of this article, I hope it will be helpful to everyone's study.

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