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Added type reflection to 066

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This commit is contained in:
Dave Gauer
2021-04-14 11:00:25 -04:00
parent e23eba236a
commit dd06f3c95f
2 changed files with 13 additions and 3 deletions
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14
exercises/066_comptime.zig
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@@ -47,7 +47,7 @@ pub fn main() void {
const const_int = 12345;
const const_float = 987.654;
print("const_int={}, const_float={d:.3}, ", .{const_int, const_float});
print("Immutable: {}, {d:.3}; ", .{const_int, const_float});
// But something changes when we assign the exact same values
// to identifiers mutably with "var".
@@ -70,5 +70,15 @@ pub fn main() void {
var_int = 54321;
var_float = 456.789;
print("var_int={}, var_float={d:.3}\n", .{var_int, var_float});
print("Mutable: {}, {d:.3}; ", .{var_int, var_float});
// Bonus: Now that we're familiar with Zig's builtins, we can
// also inspect the types to see what they are, no guessing
// needed!
print("Types: {}, {}, {}, {}\n", .{
@TypeOf(const_int),
@TypeOf(const_float),
@TypeOf(var_int),
@TypeOf(var_float),
});
}