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jiulinxiri
2022-01-07 11:18:58 +08:00
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08 类.playground/Resources/README.md
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@@ -129,6 +129,7 @@ s1 = Size(width: 11, height: 22)
* libsystem_malloc.dylib：malloc * libsystem_malloc.dylib：malloc
**在Mac、iOS中的malloc函数分配的内存大小总是16的倍数** **在Mac、iOS中的malloc函数分配的内存大小总是16的倍数**
通过 `class_getInstanceSize` 可以得知：类的对象至少需要占用多少内存 通过 `class_getInstanceSize` 可以得知：类的对象至少需要占用多少内存
```swift ```swift