Let's say that we have an application which could connect to either MySQL or PostgreSQL. In a config file, the software could detect which DBMS is used, and then link all the DBMS interface correctly. Like this
This is basically what is happening here. Since PHP is VERY weakly typed, any variable can be either an integer, float, string, boolean, a function pointer. In fact, they are all of those types. It is when you use them that they fall into the intended one #quantumTyped.
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This comes from function pointer in C. You can create a function pointer, like this:
Let's say that we have an application which could connect to either MySQL or PostgreSQL. In a config file, the software could detect which DBMS is used, and then link all the DBMS interface correctly. Like this
So, in the DBMS manager module:
This is basically what is happening here. Since PHP is VERY weakly typed, any variable can be either an integer, float, string, boolean, a function pointer. In fact, they are all of those types. It is when you use them that they fall into the intended one #quantumTyped.