What does %S mean in PHP, HTML or XML?

Question

I\'m looking at Webmonkey\'s PHP and MySql Tutorial, Lesson 2. I think it\'s a php literal. What does %s mean? It\'s inside the print_f() function i

Answer 1

$num = 5; 
$location = 'tree';

$format = 'There are %d monkeys in the %s'; 
echo sprintf($format, $num, $location); 

Will output: "There are 5 monkeys in the tree."