tab = [ "abc" : 1,
	"def" : 2,
	"ghi" : 3 ];

printf("expect 1 => %d\n", tab["abc"]);
printf("expect 2 => %d\n", tab["def"]);
printf("expect 3 => %d\n", tab["ghi"]);
printf("expect 1 => %d\n", isnil(tab["jkl"]));

tab["jkl"] = 4;
printf("expect 4 => %d\n", tab["jkl"]);

tab["jkl"] += 1;
printf("expect 5 => %d\n", tab["jkl"]);

tab["jkl"] *= 2;
printf("expect 10 => %d\n", tab["jkl"]);

tab["jkl"] /= 2;
printf("expect 5 => %d\n", tab["jkl"]);

x = tab["jkl"]++;
printf("expect 5 => %d\n", x);
printf("expect 6 => %d\n", tab["jkl"]);

x = tab["jkl"]--;
printf("expect 6 => %d\n", x);
printf("expect 5 => %d\n", tab["jkl"]);

x = ++tab["jkl"];
printf("expect 6 => %d\n", x);
printf("expect 6 => %d\n", tab["jkl"]);

x = --tab["jkl"];
printf("expect 5 => %d\n", x);
printf("expect 5 => %d\n", tab["jkl"]);


l = [ 1, 2, 3, 0];

printf("expect 0 => %d\n", l[3]);
l[3] = 3;
printf("expect 3 => %d\n", l[3]);
x = l[3] = 4;
printf("expect 4 => %d\n", l[3]);


printf("expect 4 => %d\n", l[3]);

l[3] += 1;
printf("expect 5 => %d\n", l[3]);

l[3] *= 2;
printf("expect 10 => %d\n", l[3]);

l[3] /= 2;
printf("expect 5 => %d\n", l[3]);

x = l[3]++;
printf("expect 5 => %d\n", x);
printf("expect 6 => %d\n", l[3]);

x = l[3]--;
printf("expect 6 => %d\n", x);
printf("expect 5 => %d\n", l[3]);

x = ++l[3];
printf("expect 6 => %d\n", x);
printf("expect 6 => %d\n", l[3]);

x = --l[3];
printf("expect 5 => %d\n", x);
printf("expect 5 => %d\n", l[3]);


s = "abc";

printf("expect b => %c\n", s[1]);
s[1] = 'c';
printf("expect c => %c\n", s[1]);

x = s[1]++;
printf("expect c => %c\n", x);
printf("expect d => %c\n", s[1]);

printf("expect 1 => %d\n", s[1] == s[1]);
printf("expect 0 => %d\n", s[0] == s[1]);

x = s[1] = "bc";
printf("expect bc => %s\n", x);
printf("expect abc => %s\n", s);