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44 lines
1.0 KiB
Zig
44 lines
1.0 KiB
Zig
const std = @import("std");
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const print = std.debug.print;
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const os = std.os;
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const assert = std.debug.assert;
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pub fn main() void {
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// integers
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const one_plus_one: i32 = 1 + 1;
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print("1 + 1 = {}\n", .{one_plus_one});
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// floats
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const seven_div_three: f32 = 7.0 / 3.0;
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print("7.0 / 3.0 = {}\n", .{seven_div_three});
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// booleans
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print("{}\n{}\n{}\n", .{
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true and false,
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true or false,
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!true,
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});
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// optional hmm
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var optional_value: ?[]const u8 = null;
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assert(optional_value == null);
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print("\noptional 1\ntype: {}\nvalue: {}\n", .{
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@typeName(@TypeOf(optional_value)),
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optional_value,
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});
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// error union
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var number_or_error: anyerror!i32 = error.ArgNotFound;
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print("\nerror union 1\ntype: {}\nvalue: {}\n", .{
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@typeName(@TypeOf(number_or_error)),
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number_or_error,
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});
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number_or_error = 1234;
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print("\nerror union2\ntype: {}\nvalue: {}\n", .{
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@typeName(@TypeOf(number_or_error)),
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number_or_error,
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});
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}
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