Solution One:
Right-click on this item->configure->add PHP support.
The system will then automatically rebuild. So again in the project's file input function to see.
(If you want Zendstudio syntax highlighting and popular frames that support javascript such as jquery syntax highlighting can be done in the same way, the relevant ADDXXX options are configure)
(Method One has been tested, can be solved, method two is looking for on the net, put out together, hope to be helpful to everybody)
Fix method Two: 1. Locate the folder where Zend studio resides (in Windows 7 is the "C:\users\[your profile]\zend\workspaces\" hint: [your profile] Please change your own directory name, such as my Zend The directory of Studio is in C:\Users\Administrator\Zend\workspaces).
2. Locate the [Your Workspace name]\.metadata\.plugins\org.eclipse.core.runtime\.settings folder (hint: [Your workspace name] Please change your own directory name, the default directory name is "Defaultworkspace7″".
3. Delete the "org.eclipse.dltk.ui.prefs" file.