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component-communication

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Zhimin(Rex) YE 2016-04-17 21:54:07 +01:00
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public/docs/ts/latest/cookbook/component-communication.jade
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@ -85,23 +85,32 @@ figure.image-display
:marked :marked
### Test it ### Test it
### 测试
E2E test that all children were instantiated and displayed as expected: E2E test that all children were instantiated and displayed as expected:
重头到脚的测试，确认所有子级初始化和显示的和我们预期的一样。
+makeExample('cb-component-communication/e2e-spec.js', 'parent-to-child') +makeExample('cb-component-communication/e2e-spec.js', 'parent-to-child')
:marked :marked
[Back to top](#top) [Back to top](#top)
[返回到顶部](#top)
.l-main-section .l-main-section
<a id="parent-to-child-setter"></a> <a id="parent-to-child-setter"></a>
:marked :marked
## Intercept input property changes with a setter ## Intercept input property changes with a setter
## 通过setter截听Input属性值的变化Intercept
Use an input property setter to intercept and act upon a value from the parent. Use an input property setter to intercept and act upon a value from the parent.
使用一个Input属性setter，在父级监听子级属性，并对属性值变化采取行动。
The setter of the `name` input property in the child `NameChildComponent` The setter of the `name` input property in the child `NameChildComponent`
trims the whitespace from a name and replaces an empty value with default text. trims the whitespace from a name and replaces an empty value with default text.
这个
+makeExample('cb-component-communication/ts/app/name-child.component.ts') +makeExample('cb-component-communication/ts/app/name-child.component.ts')