By default, global variables are not accessible inside a function. However, you can make them accessible by declare them as "global" inside a function. Here is a PHP script on declaring "global" variables:<?php?>$intRate = 5.5;function myAccount() { global $intRate; print("Defined inside the function? ". isset($intRate)."\n");}myAccount();print("Defined outside the function? ". isset($intRate)."\n");?>This script will print:Defined inside the function? 1Defined outside the function? 1 PHP
Topic: Functions
How To Access a Global Variable inside a Function?
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