what is variable scope, which variables are accessible from where and what are "undefined variable" errors?
What is button in html?
How do http requests work?
What is the difference between implode() and explode() in php?
How many data types are used by php?
How do I escape data before storing it into the database?
what is pear in php in brief ?
How do I use isdigit function?
What is the difference between php and javascript?
Why using the htaccess file
How to generate a character from an ascii value?
What are the differences between PHP 3 and PHP 4 and PHP 5?
What is restful api?