[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] hash mark (#) in comments header( ) function 2nd headers, HTTP authentication Content-Type for image formats request, entries in $_SERVER array response Content-Type Cookie Expires Location header headers_sent( ) function hebrev( ) function hebrevc( ) function Hello World PDF document (example) here documents (heredocs) hexadecimal values formatting for printf( ) hexdec( ) function hidden form fields session ID, passing via highlight_file( ) function highlight_string( ) function hostnames, returning with IP address HTML blocks inside PHP statements client-side scripting within pages color options for pages embedded PHP commands in pages embedding images in pages extracting URLs from pages forms [See forms] in PHP functions in strings, converting special characters to entities loading from another module PHP configuration page tags meta, extracting from strings 2nd removing from strings tags, removing from strings transforming XML documents into XSL stylesheets 2nd XSL transformation from files XSL transformation from variables translation tables for entities 2nd htmlentities( ) function 2nd 3rd translation table for quote style htmlspecialchars( ) function 2nd 3rd translation table for quote style HTTP environment information functions for headers [See headers, HTTP] methods, GET and POST 2nd in form processing sending XML-RPC request via POST request headers, entries in $_SERVER array response 2nd httpd.conf file configuring custom session storage configuring open_basedir configuring PHP for CGI and SAPI module configuring to place session files in your own directory security restrictions on PHP scripts setting safe_mode https\:// URLs Hypertext Transfer Protocol [See HTTP] Hyperwave extension |