Accessing Global Variables inside a Function in PHP


How To Access a Global Variable inside a Function? in PHP?



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:

$intRate = 5.5;
function myAccount() {
  global $intRate;
  print("Defined inside the function? ". isset($intRate)."\n");
print("Defined outside the function? ". isset($intRate)."\n");

This script will print:

Defined inside the function? 1
Defined outside the function? 1


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2016-12-08, 4552🔥, 0💬