OO php: static and factory classes

Jeff Schroeder jeff at zingstudios.com
Fri Aug 31 16:30:43 MDT 2007

> $objName = "Widgit";
> $objName::getWidgitStatic();
> Why does the bottom one not work?

Because $objName is a string variable.  You can't apply a method to a 

You *may* be able to do this (I haven't tested it):


The double-dollar means "interpret the string", which might evaluate 
to "Widgit" and work.

This will definitely work:

eval($objName . "::getWidgetStatic();");

Here you're sticking the string into the eval() expression, so it gets 
intepreted like you want.

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