php-symfonyHow to set a global variable in PHP Symfony?

A global variable in PHP Symfony can be set using the $GLOBALS array. This array is a superglobal variable which is available in all scopes throughout a script.

$GLOBALS['my_var'] = 'Hello World';
echo $GLOBALS['my_var'];

Output example

Hello World

• $GLOBALS: This is a superglobal array which is available in all scopes throughout a script.
• $GLOBALS['my_var']: This is the global variable which is being set.
• 'Hello World': This is the value of the global variable.
• echo $GLOBALS['my_var']: This is used to output the value of the global variable.

Helpful links

• PHP: $GLOBALS

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