翻译了一些合并时遗漏的内容
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@ -23,6 +23,9 @@ block includes
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We almost think of them as styles.
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In fact, we'd like to apply them in our HTML templates as we do styles.
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显然,有些值最好显示成用户友好的格式。我们很快就会发现,在很多不同的应用中,都在重复做出某些相同的变换。
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我们几乎会把它们看做某种CSS样式,事实上,我们也确实更喜欢在HTML模板中应用它们 —— 就像CSS样式一样。
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Introducing Angular pipes, a way to write display-value transformations that we can declare in our HTML!
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Try the <live-example></live-example>.
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@ -253,14 +256,17 @@ figure.image-display
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Angular built-in pipes are pre-registered.
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Custom pipes must be registered manually.
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p.
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If we try the #[+liveExampleLink()],
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we can probe its behavior by changing the value and the optional exponent in the template.
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如果我们忘了列出这个自定义管道,Angular就会报告一个错误。
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在前一个例子中我们没有把`DatePipe`列进去,这是因为Angular所有的内建管道都已经预注册过了。
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但自定义管道必须手工注册。
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:marked
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If we try the <live-example></live-example>,
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we can probe its behavior by changing the value and the optional exponent in the template.
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如果我们试一下这个<live-example></live-example>,就可以通过修改值和模板中的可选部分来体会其行为。
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## Power Boost Calculator (extra-credit)
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## 能力倍增计算器(加分项)
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@ -511,6 +517,7 @@ block pure-change
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+makeExample('pipes/ts/app/flying-heroes.pipe.ts','filter')(format='.')
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:marked
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We can derive a `FlyingHeroesImpureComponent` that we derive from the `FlyingHeroesComponent`.
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我们可以从`FlyingHeroesComponent`派生出一个`FlyingHeroesImpureComponent`。
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@ -108,6 +108,7 @@ var sourceVisible = localStorage.getItem('source-visible') === 'true';
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function isPureEnglish(text) {
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// accept — , quotes, ® and façade too.
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text = text.replace('在线例子', '');
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return /^[\1-\255—’“”ç®…à]*$/.test(text);
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}
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