What are you waiting for?
1. A variable starts with the $ sign, followed by the name of the variable 2. A variable name must start with a letter or the underscore character 3. A variable name cannot start with a number 4. A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ ) 5. Variable names are case-sensitive ($age and $AGE are two different variables)
PHP is Fun!"; print "Hello world!"; print "I'm about to learn PHP!"; print "This ", "string ", "was ", "made ", "with multiple parameters."; ?>
PHP supports the following data types: