PHP - HOW TO Access a Global Associate Array Variable Inside a Function

To access a regular global variable in PHP you simply remove the dollar sign from the variable and surround the variable with $GLOBALS[''], so for example to access a variable declared outside a function $myVar, you would use $GLOBALS['myVar']. To do this with an associative array ...

to access a regular global variable in PHP you simply remove the $ from the variable and surround the variable with $GLOBALS[''], so for example to access a variable declared outside a function $myVar, you would use $GLOBALS['myVar']. To do this with an associative array ...

$myVar = [ 'firstname' => 'Evan', 'town' => 'Torrington', 'state' => 'Connecticut' ]; echo(someFunction()); function someFunction(){ $localfirstname = $GLOBALS['myVar']['firstname']; $localtown = $GLOBALS['myVar']['town']; $localstate = $GLOBALS['myVar']['state']; return $localfirstname . '<br>' . $localtown .'<br>' . $localstate; }

You can also modify the value of a global associate array variable like so:

$GLOBALS['myVar']['state'] = 'Nebraska';