How to dynamically call functions in php

The method of dynamically calling functions in php is: 1. Define a function, such as [function addition($a,$b)]; 2. Assign the function name (string) to a variable, such as [ $result="addition"]; 3. Use variable names instead of function names to dynamically call functions.

Steps to dynamically call functions:

(Recommended tutorial: php tutorial)

1 , define a function;

2. Assign the function name (string) to a variable;

3. Use the variable name instead of the function name to dynamically call the function.

Code implementation:

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

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