Actionscript

trace

var message = "Hi there";
trace (message);                                    // prints "Hi there"

var message = "yellow";
trace ("big " + message + " truck");                // prints "big yellow truck"

conditionals

var message = "yellow";
trace ("big " + message + " truck");                // prints "big yellow truck"
if (message == "yellow") {
trace ("yes, i did say big yellow truck.");        // prints "yes, i did say big yellow truck"
}

loops

trace(1); trace(2); trace(3); trace(4);