diff options
Diffstat (limited to 'exercises')
-rw-r--r-- | exercises/016_for2.zig | 11 | ||||
-rw-r--r-- | exercises/038_structs2.zig | 2 | ||||
-rw-r--r-- | exercises/047_methods.zig | 2 | ||||
-rw-r--r-- | exercises/058_quiz7.zig | 2 | ||||
-rw-r--r-- | exercises/063_labels.zig | 2 | ||||
-rw-r--r-- | exercises/075_quiz8.zig | 2 |
6 files changed, 11 insertions, 10 deletions
diff --git a/exercises/016_for2.zig b/exercises/016_for2.zig index 1d4496a..4a8d09c 100644 --- a/exercises/016_for2.zig +++ b/exercises/016_for2.zig @@ -1,8 +1,9 @@ // -// For loops also let you store the "index" of the iteration - a -// number starting with 0 that counts up with each iteration: +// For loops also let you use the "index" of the iteration, a number +// that counts up with each iteration. To access the index of iteration, +// specify a second condition as well as a second capture value. // -// for (items) |item, index| { +// for (items, 0..) |item, index| { // // // Do something with item and index // @@ -23,8 +24,8 @@ pub fn main() void { // Now we'll convert the binary bits to a number value by adding // the value of the place as a power of two for each bit. // - // See if you can figure out the missing piece: - for (bits) |bit, ???| { + // See if you can figure out the missing pieces: + for (bits, ???) |bit, ???| { // Note that we convert the usize i to a u32 with // @intCast(), a builtin function just like @import(). // We'll learn about these properly in a later exercise. diff --git a/exercises/038_structs2.zig b/exercises/038_structs2.zig index 4f2ce48..af7eb1f 100644 --- a/exercises/038_structs2.zig +++ b/exercises/038_structs2.zig @@ -44,7 +44,7 @@ pub fn main() void { // it do and why? // Printing all RPG characters in a loop: - for (chars) |c, num| { + for (chars, 0..) |c, num| { std.debug.print("Character {} - G:{} H:{} XP:{}\n", .{ num + 1, c.gold, c.health, c.experience, }); diff --git a/exercises/047_methods.zig b/exercises/047_methods.zig index 0e7bfa8..442d129 100644 --- a/exercises/047_methods.zig +++ b/exercises/047_methods.zig @@ -86,7 +86,7 @@ pub fn main() void { aliens_alive = 0; // Loop through every alien by reference (* makes a pointer capture value) - for (aliens) |*alien| { + for (&aliens) |*alien| { // *** Zap the alien with the heat ray here! *** ???.zap(???); diff --git a/exercises/058_quiz7.zig b/exercises/058_quiz7.zig index 0d5bcaa..3069710 100644 --- a/exercises/058_quiz7.zig +++ b/exercises/058_quiz7.zig @@ -239,7 +239,7 @@ const HermitsNotebook = struct { // We'll often want to find an entry by Place. If one is not // found, we return null. fn getEntry(self: *HermitsNotebook, place: *const Place) ?*NotebookEntry { - for (self.entries) |*entry, i| { + for (&self.entries, 0..) |*entry, i| { if (i >= self.end_of_entries) break; // Here's where the hermit got stuck. We need to return diff --git a/exercises/063_labels.zig b/exercises/063_labels.zig index f82ea6d..79adfaa 100644 --- a/exercises/063_labels.zig +++ b/exercises/063_labels.zig @@ -106,7 +106,7 @@ pub fn main() void { const meal = food_loop: for (menu) |food| { // Now look at each required ingredient for the Food... - for (food.requires) |required, required_ingredient| { + for (food.requires, 0..) |required, required_ingredient| { // This ingredient isn't required, so skip it. if (!required) continue; diff --git a/exercises/075_quiz8.zig b/exercises/075_quiz8.zig index e05830e..c2dbc1a 100644 --- a/exercises/075_quiz8.zig +++ b/exercises/075_quiz8.zig @@ -102,7 +102,7 @@ const HermitsNotebook = struct { end_of_entries: u8 = 0, fn getEntry(self: *HermitsNotebook, place: *const Place) ?*NotebookEntry { - for (self.entries) |*entry, i| { + for (&self.entries, 0..) |*entry, i| { if (i >= self.end_of_entries) break; if (place == entry.*.?.place) return &entry.*.?; } |