Use variable defined outside function : Variable Scope : Language Basics PHP Source Code

Use variable defined outside function

Related in same category :
• Variable scope
• Scope of a Variable
• Variable Scope
• Variables Defined Outside Functions Are Inaccessible from Within a Function by Default

PHP Function Reference -> Users Code Examples / Notes - > Variable Scope:
• Using Variables
• Variable parsing
• Pseudo-types and variables used in this documentation
• Variables
• Predefined variables
• Variable scope
• Using static variables
• References with global and static variables
• Variable variables
• Variables from outside PHP
• IMAGE SUBMIT variable names
• Dots in incoming variable names
• Determining variable types
• Variable-length argument lists
• Variable functions
• Scope Resolution Operator (::)
• Scope Resolution Operator (::)
• mb_convert_variables
• define_syslog_variables
• Variable Handling Functions
• import_request_variables
• Variable substitution in strings
• Handling of global variables
• Variable and Type Related Extensions
• Predefined Variables
• Server variables: $_SERVER
• Environment variables: $_ENV
• HTTP GET variables: $_GET
• HTTP POST variables: $_POST
• HTTP File upload variables: $_FILES
• Request variables: $_REQUEST
• Session variables: $_SESSION
• Global variables: $GLOBALS