program
{
- echo("Hello ",NULL," ","world"," ! ");
- print("Hello", "world",NULL,"!");
-
+ print("* echo()");
+ echo("Hello"," ","world"," !\n");
+ print("* print()");
+ print("Hello","world","!");
+ print("* NIL");
+ print("We can print", NULL, "safely.");
+ NIL="(hic sunt crocodiles)";
+ print("We can print", NULL, "safely.");
+
+ {
+ str p = "print", a = NULL;
+ print("* coalesce():");
+ print("We can", coalesce(p, "everything"), "almost", coalesce(a, "anything"), "safely.");
+ }
+
+ echo("Surprisingly ->",NIL," (you can't see this)");
+ print("<- nothing special here.");
+ print("* OFS");
+ OFS="";
+ EOL="";
+ print("We","Can","Print","Without","Spaces","BetweenArgs.");
+ OFS=":";
+ print("We","can","customize","print.");
+ OFS="...";
+ EOL="<--\n";
+ print("");
+ print("* MAYBE ?");
repeat(4) print((MAYBE ? "Hello" : "Hi"), (MAYBE ? "world" : "friend"), (MAYBE ? "!" : "?"));
+ print("* WHOKNOWS ?");
repeat(4) print((WHOKNOWS ? "Hello" : "Hi"), (WHOKNOWS ? "world" : "friend"), (WHOKNOWS ? "!" : "?"));
}