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Update the book based on the revised second edition (#1014)
* Revised the book * Update the book with the second revised edition * Revise base on the manuscript of the first edition
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@@ -45,14 +45,14 @@ pub fn MyList(comptime T: type) type {
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// 访问元素
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pub fn get(self: *Self, index: usize) T {
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// 索引如果越界则抛出异常,下同
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// 索引如果越界,则抛出异常,下同
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if (index < 0 or index >= self.size()) @panic("索引越界");
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return self.arr[index];
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}
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// 更新元素
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pub fn set(self: *Self, index: usize, num: T) void {
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// 索引如果越界则抛出异常,下同
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// 索引如果越界,则抛出异常,下同
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if (index < 0 or index >= self.size()) @panic("索引越界");
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self.arr[index] = num;
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}
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@@ -92,13 +92,13 @@ pub fn MyList(comptime T: type) type {
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}
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// 更新元素数量
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self.numSize -= 1;
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// 返回被删除元素
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// 返回被删除的元素
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return num;
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}
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// 列表扩容
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pub fn extendCapacity(self: *Self) !void {
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// 新建一个长度为 size * extendRatio 的数组,并将原数组拷贝到新数组
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// 新建一个长度为 size * extendRatio 的数组,并将原数组复制到新数组
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var newCapacity = self.capacity() * self.extendRatio;
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var extend = try self.mem_allocator.alloc(T, newCapacity);
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@memset(extend, @as(T, 0));
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