Compléter Fundamentals to PHPVersion en ligne Fill in the blanks par Sachitra Wanninayake 1 Hypertext NULL PHP variable dollar procedural String Open Constants oriented Array echo object Preprocessor html Float string define double number 1 . PHP is an acronym for " PHP : " . 2 . PHP is source scripting language . 3 . PHP files have extension " . " . 4 . PHP is a and - language for coding web page markup text to be transformed into HTML format . PHP is embedded in the page . 5 . When we want to display data on a web page , we need to use function ( ) . 6 . A is a special container that you can define , which then " holds " a value , such as a , , object , array , or a Boolean . 7 . A variable consists of a name of your choosing , preceded by a sign ( $ ) . 8 . 9 . Data types in PHP - , Integer , ( floating point numbers - also called ) , Boolean , , Object , , Resource 10 . is the named of a value that does not change during the execution of the program . In order to create a constant we use ( ) function .