1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
//
// Being able to group values together lets us turn this:
//
// point1_x = 3;
// point1_y = 16;
// point1_z = 27;
// point2_x = 7;
// point2_y = 13;
// point2_z = 34;
//
// into this:
//
// point1 = Point{ .x=3, .y=16, .z=27 };
// point2 = Point{ .x=7, .y=13, .z=34 };
//
// The Point above is an example of a "struct" (short for "structure").
// Here's how it could have been defined:
//
// const Point = struct{ x: u32, y: u32, z: u32 };
//
// Let's store something fun with a struct: a roleplaying character!
//
const std = @import("std");
// We'll use an enum to specify the character class.
const Class = enum {
wizard,
thief,
bard,
warrior,
};
// Please add a new property to this struct called "health" and make
// it a u8 integer type.
const Character = struct {
class: Class,
gold: u32,
experience: u32,
};
pub fn main() void {
// Please initialize Glorp with 100 health.
var glorp_the_wise = Character{
.class = Class.wizard,
.gold = 20,
.experience = 10,
};
// Glorp gains some gold.
glorp_the_wise.gold += 5;
// Ouch! Glorp takes a punch!
glorp_the_wise.health -= 10;
std.debug.print("Your wizard has {} health and {} gold.\n", .{
glorp_the_wise.health,
glorp_the_wise.gold,
});
}
|
