Knowledge Base Contributions

Below is a list of the knowledge base entries that Robert Ames has contributed to:

• filesize() function won't work on external files. i did a fopen() on the url but still no luck.
  

• How do you pass a function name as an argument to another function and then call the passed function? This would be similar to a function pointer in C
  

• How can I use 'passthru' to start a program on the server and to send the created .wav-file back to the browser??
  

• Can PHP do "reference" but not "copy" on variables in classes?