Esoft Metro Campus - Diploma in Web Engineering - (Module VI) Fundamentals of PHP (Template - Virtusa Corporate) Contents: Introduction to PHP What PHP Can Do? PHP Environment Setup What a PHP File is? PHP Syntax Comments in PHP echo and print Statements PHP Variables PHP Data Types Changing Type by settype() Changing Type by Casting PHP Constants Arithmetic Operators String Operators Assignment Operators Comparison Operators Logical Operators Operators Precedence If Statement If… Else Statement If… Else if… Else Statement Switch Statement The ? Operator While Loop Do While Loop For Loop break Statement continue Statement Functions User Defined Functions Functions - Returning values Default Argument Value Arguments as Reference Existence of Functions Variable Local and Global Scope The global Keyword GLOBALS Array Superglobals Static Variables