Knowledge Base Contributions

Below is a list of the knowledge base entries that Rich Cavanaugh has contributed to:

• How to check a value from the form, to contain only digits, size from 13 to 20 characters?
  

• It is possible to dynamically build variable names from other variables?
  

• Can PHP send an update signal (popup screen) to other users when a user makes a request on a game?
  

• What are the % for ? I often found those in notation like %s or %d.
  

• When using Header function to redirect to another page its not redirecting me to anywhere. DOn't understand the problem
  

• How can I read an ASCII textfile delimited by pipes into an array?
  

• can show_source function be used to view php source of any php file on any domain?
  

• How do I get php to REQUIRE declaration of variables (= option explicit in ASP)?
  

• How can I perform a syntax check of a php file?
  

• If an object is passed to a func by ref ie 'fun(&$instance)' , is only the pointer to the instance passed as in C++, thus saving large data transfers?
  

• How to get POSTed data while Content-Type is missing
  

• I have been struggling to open a file and replace the current frameset with a new file. I try to open using readfile("filename.phtml?selected=$ref"); but this want open the file with the variable passed