PHP example shares how to dynamically call functions

How to dynamically call functions in php? This article mainly introduces the method of dynamically calling functions in PHP. It analyzes the implementation principles and specific implementation steps of PHP dynamic functions with examples. I hope it will be helpful to everyone.

The example in this article describes the method of dynamically calling functions in PHP. Share it with everyone for your reference. The specific analysis is as follows:

You can dynamically call functions in php, which is divided into the following steps:

1. Define a function
2. Assign the function name (string) to a variable
3. Use variable names instead of function names to dynamically call functions

The detailed code is as follows:

<?php
 function addition ($a, $b){
   echo ($a + $b), "\n";
 }
 $result = "addition";
 $result (3,6);
?>

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