From 8aeed26611edae02aab4ea28bfc2e3bc1024999e Mon Sep 17 00:00:00 2001 From: duangavin123 Date: Wed, 2 Aug 2023 07:10:08 +0000 Subject: [PATCH] update zh-cn/third-party-cases/observed-and-objectlink.md. Signed-off-by: duangavin123 Signed-off-by: duangavin123 --- .../observed-and-objectlink.md | 22 +++++++++---------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/zh-cn/third-party-cases/observed-and-objectlink.md b/zh-cn/third-party-cases/observed-and-objectlink.md index 1c7419c028..d062b057b2 100644 --- a/zh-cn/third-party-cases/observed-and-objectlink.md +++ b/zh-cn/third-party-cases/observed-and-objectlink.md @@ -16,7 +16,7 @@ 为便于理解，通过以下例子具体说明单层和多层状态变化： ```ts -class ClassA { +class ClassB { public c: number; constructor(c: number) { @@ -24,20 +24,20 @@ class ClassA { } } -class ClassB { - // ClassB成员变量的类型为ClassA，ClassA为被嵌套类 - public a: ClassA; +class ClassA { + // ClassA成员变量的类型为ClassB，ClassB为被嵌套类 + public b: ClassB; - constructor(a: ClassA) { - this.a = a; + constructor(b: ClassB) { + this.b = b; } } -b: ClassB -// 变量a为ClassB的成员变量，为第一层变量，所以变量a的状态变化即为第一层状态变化 -this.b.a = new ClassA(0) -// 变量c为被嵌套类ClassA的成员变量，变量c的状态变化即为第二层状态变化 -this.b.a.c = 5 +a: ClassA +// 变量b为ClassA的成员变量，为第一层变量，所以变量b的状态变化即为第一层状态变化 +this.a.b = new ClassB(0) +// 变量c为被嵌套类ClassB的成员变量，变量c的状态变化即为第二层状态变化 +this.a.b.c = 5 ``` ## 监听第一层状态变化 -- GitLab