CODE EXAMPLE FOR PHP

call_user_func()

<?php
function GFG($value)
{
    echo "This is $value site.
";
}
  
call_user_func('GFG', "GeeksforGeeks");
call_user_func('GFG', "Content");
  
?>
#--------------------------------------------------------------------------
#Output:
This is GeeksforGeeks site.
This is Content site.