58 lines
1.5 KiB
Zig
58 lines
1.5 KiB
Zig
//
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// Grouping values in structs is not merely convenient. It also allows
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// us to treat the values as a single item when storing them, passing
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// them to functions, etc.
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//
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// This exercise demonstrates how we can store structs in an array and
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// how doing so lets us print them using a loop.
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//
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const std = @import("std");
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const Class = enum {
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wizard,
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thief,
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bard,
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warrior,
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};
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const Character = struct {
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class: Class,
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gold: u32,
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health: u8,
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experience: u32,
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};
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pub fn main() void {
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var chars: [2]Character = undefined;
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// Glorp the Wise
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chars[0] = Character{
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.class = Class.wizard,
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.gold = 20,
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.health = 100,
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.experience = 10,
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};
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// Please add "Zump the Loud" with the following properties:
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//
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// class bard
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// gold 10
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// health 100
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// experience 20
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//
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// Feel free to run this program without adding Zump. What does
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// it do and why?
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// Printing all RPG characters in a loop:
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for (chars, 0..) |c, num| {
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std.debug.print("Character {} - G:{} H:{} XP:{}\n", .{
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num + 1, c.gold, c.health, c.experience,
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});
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}
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}
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// If you tried running the program without adding Zump as mentioned
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// above, you get what appear to be "garbage" values. In debug mode
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// (which is the default), Zig writes the repeating pattern "10101010"
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// in binary (or 0xAA in hex) to all undefined locations to make them
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// easier to spot when debugging.
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