PHP uses dynamic Constant and Define values

In php, Constant and Define are constants. so next I will introduce a method that can achieve dynamic use of the Constant and Define value methods. I hope this will be helpful to you. PHP should show off or use dynamic Constant... in php, Constant and Define are constants. so next I will introduce a method that can achieve dynamic use of the Constant and Define value methods. I hope this will be helpful to you.

How should I use PHP to show or use dynamic Constant/Define values? The following is an example of dynamic variables, but how do I use dynamic Constant? The code is as follows:

PHP uses the dynamic Constant/Define value and can use constant () to achieve the value of using Constant. The example is as follows:

Tutorial address:

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