mirror of
https://codeberg.org/andyscott/ziglings.git
synced 2024-12-22 22:13:11 -05:00
commit
c7868de511
22 changed files with 46 additions and 47 deletions
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@ -31,5 +31,5 @@ pub fn main() void {
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}
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}
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fn printPhrase(part1: []u8, part2: []u8, part3: []u8) void {
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fn printPhrase(part1: []u8, part2: []u8, part3: []u8) void {
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std.debug.print("'{s} {s} {s}.' ", .{part1, part2, part3});
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std.debug.print("'{s} {s} {s}.' ", .{ part1, part2, part3 });
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}
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}
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@ -54,7 +54,7 @@ pub fn main() void {
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//
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//
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// Also, check out our fancy formatting! b:0>4 means, "print
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// Also, check out our fancy formatting! b:0>4 means, "print
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// as a binary number, zero-pad right-aligned four digits."
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// as a binary number, zero-pad right-aligned four digits."
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print("{b:0>4} + {b:0>4} = {b:0>4} ({})", .{a, b, my_result, overflowed});
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print("{b:0>4} + {b:0>4} = {b:0>4} ({})", .{ a, b, my_result, overflowed });
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print(". Furthermore, ", .{});
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print(". Furthermore, ", .{});
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@ -70,5 +70,5 @@ pub fn main() void {
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// this builtin to reverse the bits of a u8 integer.
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// this builtin to reverse the bits of a u8 integer.
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const input: u8 = 0b11110000;
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const input: u8 = 0b11110000;
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const tupni: u8 = @bitReverse(input);
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const tupni: u8 = @bitReverse(input);
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print("{b:0>8} backwards is {b:0>8}.\n", .{input, tupni});
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print("{b:0>8} backwards is {b:0>8}.\n", .{ input, tupni });
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}
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}
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@ -53,7 +53,7 @@ const Narcissus = struct {
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};
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};
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pub fn main() void {
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pub fn main() void {
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var narcissus: Narcissus = Narcissus {};
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var narcissus: Narcissus = Narcissus{};
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// Oops! We cannot leave the 'me' and 'myself' fields
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// Oops! We cannot leave the 'me' and 'myself' fields
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// undefined. Please set them here:
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// undefined. Please set them here:
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@ -70,7 +70,7 @@ pub fn main() void {
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// fix this call:
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// fix this call:
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const T2 = narcissus.fetchTheMostBeautifulType();
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const T2 = narcissus.fetchTheMostBeautifulType();
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print("A {} loves all {}es. ", .{T1, T2});
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print("A {} loves all {}es. ", .{ T1, T2 });
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// His final words as he was looking in
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// His final words as he was looking in
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// those waters he habitually watched
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// those waters he habitually watched
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@ -30,7 +30,7 @@
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//
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//
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const print = @import("std").debug.print;
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const print = @import("std").debug.print;
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pub fn main() void {
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pub fn main() void {
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// ALL numeric literals in Zig are of type comptime_int or
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// ALL numeric literals in Zig are of type comptime_int or
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// comptime_float. They are of arbitrary size (as big or
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// comptime_float. They are of arbitrary size (as big or
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// little as you need).
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// little as you need).
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@ -46,7 +46,7 @@ pub fn main() void {
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const const_int = 12345;
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const const_int = 12345;
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const const_float = 987.654;
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const const_float = 987.654;
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print("Immutable: {}, {d:.3}; ", .{const_int, const_float});
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print("Immutable: {}, {d:.3}; ", .{ const_int, const_float });
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// But something changes when we assign the exact same values
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// But something changes when we assign the exact same values
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// to identifiers mutably with "var".
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// to identifiers mutably with "var".
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@ -69,7 +69,7 @@ pub fn main() void {
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var_int = 54321;
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var_int = 54321;
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var_float = 456.789;
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var_float = 456.789;
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print("Mutable: {}, {d:.3}; ", .{var_int, var_float});
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print("Mutable: {}, {d:.3}; ", .{ var_int, var_float });
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// Bonus: Now that we're familiar with Zig's builtins, we can
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// Bonus: Now that we're familiar with Zig's builtins, we can
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// also inspect the types to see what they are, no guessing
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// also inspect the types to see what they are, no guessing
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@ -30,7 +30,7 @@
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//
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//
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const print = @import("std").debug.print;
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const print = @import("std").debug.print;
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pub fn main() void {
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pub fn main() void {
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//
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//
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// In this contrived example, we've decided to allocate some
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// In this contrived example, we've decided to allocate some
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// arrays using a variable count! But something's missing...
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// arrays using a variable count! But something's missing...
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@ -49,7 +49,7 @@ pub fn main() void {
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count += 1;
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count += 1;
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var a4: [count]u8 = .{'D'} ** count;
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var a4: [count]u8 = .{'D'} ** count;
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print("{s} {s} {s} {s}\n", .{a1, a2, a3, a4});
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print("{s} {s} {s} {s}\n", .{ a1, a2, a3, a4 });
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// Builtin BONUS!
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// Builtin BONUS!
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//
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//
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@ -61,10 +61,10 @@ const Schooner = struct {
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}
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}
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};
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};
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pub fn main() void {
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pub fn main() void {
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var whale = Schooner {.name = "Whale"};
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var whale = Schooner{ .name = "Whale" };
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var shark = Schooner {.name = "Shark"};
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var shark = Schooner{ .name = "Shark" };
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var minnow = Schooner {.name = "Minnow"};
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var minnow = Schooner{ .name = "Minnow" };
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// Hey, we can't just pass this runtime variable as an
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// Hey, we can't just pass this runtime variable as an
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// argument to the scaleMe() method. What would let us do
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// argument to the scaleMe() method. What would let us do
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@ -13,14 +13,14 @@
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//
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//
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const print = @import("std").debug.print;
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const print = @import("std").debug.print;
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pub fn main() void {
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pub fn main() void {
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// Here we declare arrays of three different types and sizes
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// Here we declare arrays of three different types and sizes
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// at compile time from a function call. Neat!
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// at compile time from a function call. Neat!
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const s1 = makeSequence(u8, 3); // creates a [3]u8
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const s1 = makeSequence(u8, 3); // creates a [3]u8
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const s2 = makeSequence(u32, 5); // creates a [5]u32
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const s2 = makeSequence(u32, 5); // creates a [5]u32
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const s3 = makeSequence(i64, 7); // creates a [7]i64
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const s3 = makeSequence(i64, 7); // creates a [7]i64
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print("s1={any}, s2={any}, s3={any}\n", .{s1, s2, s3});
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print("s1={any}, s2={any}, s3={any}\n", .{ s1, s2, s3 });
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}
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}
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// This function is pretty wild because it executes at runtime
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// This function is pretty wild because it executes at runtime
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@ -54,12 +54,12 @@ fn makePath(from: *Place, to: *Place, dist: u8) Path {
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// Using our new function, these path definitions take up considerably less
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// Using our new function, these path definitions take up considerably less
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// space in our program now!
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// space in our program now!
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const a_paths = [_]Path{ makePath(&a, &b, 2) };
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const a_paths = [_]Path{makePath(&a, &b, 2)};
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const b_paths = [_]Path{ makePath(&b, &a, 2), makePath(&b, &d, 1) };
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const b_paths = [_]Path{ makePath(&b, &a, 2), makePath(&b, &d, 1) };
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const c_paths = [_]Path{ makePath(&c, &d, 3), makePath(&c, &e, 2) };
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const c_paths = [_]Path{ makePath(&c, &d, 3), makePath(&c, &e, 2) };
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const d_paths = [_]Path{ makePath(&d, &b, 1), makePath(&d, &c, 3), makePath(&d, &f, 7) };
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const d_paths = [_]Path{ makePath(&d, &b, 1), makePath(&d, &c, 3), makePath(&d, &f, 7) };
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const e_paths = [_]Path{ makePath(&e, &c, 2), makePath(&e, &f, 1) };
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const e_paths = [_]Path{ makePath(&e, &c, 2), makePath(&e, &f, 1) };
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const f_paths = [_]Path{ makePath(&f, &d, 7) };
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const f_paths = [_]Path{makePath(&f, &d, 7)};
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//
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//
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// But is it more readable? That could be argued either way.
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// But is it more readable? That could be argued either way.
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//
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//
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@ -50,7 +50,7 @@ pub fn main() void {
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//
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//
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// Luckily, the 'length' field makes it possible to still
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// Luckily, the 'length' field makes it possible to still
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// work with this value.
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// work with this value.
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const foo = WeirdContainer {
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const foo = WeirdContainer{
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.data = "Weird Data!",
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.data = "Weird Data!",
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.length = 11,
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.length = 11,
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};
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};
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@ -26,4 +26,3 @@ fn foo() void {
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suspend {}
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suspend {}
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print("async!\n", .{});
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print("async!\n", .{});
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}
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}
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@ -44,7 +44,7 @@ pub fn main() void {
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var com_title = com_frame;
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var com_title = com_frame;
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var org_title = org_frame;
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var org_title = org_frame;
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print(".com: {s}, .org: {s}.\n", .{com_title, org_title});
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print(".com: {s}, .org: {s}.\n", .{ com_title, org_title });
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}
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}
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fn getPageTitle(url: []const u8) []const u8 {
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fn getPageTitle(url: []const u8) []const u8 {
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