0_template_case.html 34 KB

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  231. <h4 id="&#x3000;&#x5B9E;&#x4F8B;&#x5C55;&#x793A;">&#x3000;&#x5B9E;&#x4F8B;&#x5C55;&#x793A;</h4>
  232. <blockquote>
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  234. </blockquote>
  235. <pre><code class="lang-html"><span class="hljs-comment">&lt;!-- hero-from.component.html --&gt;</span>
  236. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;container&quot;</span>&gt;</span>
  237. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> [<span class="hljs-attr">hidden</span>]=<span class="hljs-string">&quot;submitted&quot;</span>&gt;</span>
  238. <span class="hljs-tag">&lt;<span class="hljs-name">h4</span>&gt;</span>Hero Form<span class="hljs-tag">&lt;/<span class="hljs-name">h4</span>&gt;</span>
  239. <span class="hljs-tag">&lt;<span class="hljs-name">form</span> (<span class="hljs-attr">ngSubmit</span>)=<span class="hljs-string">&quot;onSubmit()&quot;</span> #<span class="hljs-attr">heroForm</span>=<span class="hljs-string">&quot;ngForm&quot;</span>&gt;</span>
  240. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-group&quot;</span>&gt;</span>
  241. <span class="hljs-tag">&lt;<span class="hljs-name">label</span> <span class="hljs-attr">for</span>=<span class="hljs-string">&quot;name&quot;</span>&gt;</span>Name<span class="hljs-tag">&lt;/<span class="hljs-name">label</span>&gt;</span>
  242. <span class="hljs-tag">&lt;<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;text&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-control&quot;</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;name&quot;</span>
  243. <span class="hljs-attr">required</span>
  244. [(<span class="hljs-attr">ngModel</span>)]=<span class="hljs-string">&quot;model.name&quot;</span> <span class="hljs-attr">name</span>=<span class="hljs-string">&quot;name&quot;</span>
  245. #<span class="hljs-attr">name</span>=<span class="hljs-string">&quot;ngModel&quot;</span>&gt;</span>
  246. <span class="hljs-comment">&lt;!--&#x5224;&#x8BFB;&#x7528;&#x6237;&#x662F;&#x5426;&#x8F93;&#x5165;&#x4E86;&#x8868;&#x5355;&#x5185;&#x5BB9;--&gt;</span>
  247. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> [<span class="hljs-attr">hidden</span>]=<span class="hljs-string">&quot;name.valid || name.pristine&quot;</span>
  248. <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;alert alert-danger&quot;</span>&gt;</span>
  249. Name is required
  250. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  251. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  252. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-group&quot;</span>&gt;</span>
  253. <span class="hljs-tag">&lt;<span class="hljs-name">label</span> <span class="hljs-attr">for</span>=<span class="hljs-string">&quot;alterEgo&quot;</span>&gt;</span>Alter Ego<span class="hljs-tag">&lt;/<span class="hljs-name">label</span>&gt;</span>
  254. <span class="hljs-tag">&lt;<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;text&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-control&quot;</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;alterEgo&quot;</span>
  255. [(<span class="hljs-attr">ngModel</span>)]=<span class="hljs-string">&quot;model.alterEgo&quot;</span> <span class="hljs-attr">name</span>=<span class="hljs-string">&quot;alterEgo&quot;</span>&gt;</span>
  256. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  257. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-group&quot;</span>&gt;</span>
  258. <span class="hljs-tag">&lt;<span class="hljs-name">label</span> <span class="hljs-attr">for</span>=<span class="hljs-string">&quot;power&quot;</span>&gt;</span>Hero Power<span class="hljs-tag">&lt;/<span class="hljs-name">label</span>&gt;</span>
  259. <span class="hljs-tag">&lt;<span class="hljs-name">select</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-control&quot;</span> <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;power&quot;</span>
  260. <span class="hljs-attr">required</span>
  261. [(<span class="hljs-attr">ngModel</span>)]=<span class="hljs-string">&quot;model.power&quot;</span> <span class="hljs-attr">name</span>=<span class="hljs-string">&quot;power&quot;</span>
  262. #<span class="hljs-attr">power</span>=<span class="hljs-string">&quot;ngModel&quot;</span>&gt;</span>
  263. <span class="hljs-tag">&lt;<span class="hljs-name">option</span> *<span class="hljs-attr">ngFor</span>=<span class="hljs-string">&quot;let pow of powers&quot;</span> [<span class="hljs-attr">value</span>]=<span class="hljs-string">&quot;pow&quot;</span>&gt;</span>{{pow}}<span class="hljs-tag">&lt;/<span class="hljs-name">option</span>&gt;</span>
  264. <span class="hljs-tag">&lt;/<span class="hljs-name">select</span>&gt;</span>
  265. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> [<span class="hljs-attr">hidden</span>]=<span class="hljs-string">&quot;power.valid || power.pristine&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;alert alert-danger&quot;</span>&gt;</span>
  266. Power is required
  267. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  268. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  269. <span class="hljs-tag">&lt;<span class="hljs-name">button</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;submit&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;btn btn-success&quot;</span> [<span class="hljs-attr">disabled</span>]=<span class="hljs-string">&quot;!heroForm.form.valid&quot;</span>&gt;</span>Submit<span class="hljs-tag">&lt;/<span class="hljs-name">button</span>&gt;</span>
  270. <span class="hljs-tag">&lt;<span class="hljs-name">button</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;button&quot;</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;btn btn-default&quot;</span> (<span class="hljs-attr">click</span>)=<span class="hljs-string">&quot;newHero(); heroForm.reset()&quot;</span>&gt;</span>New Hero<span class="hljs-tag">&lt;/<span class="hljs-name">button</span>&gt;</span>
  271. <span class="hljs-tag">&lt;/<span class="hljs-name">form</span>&gt;</span>
  272. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  273. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> [<span class="hljs-attr">hidden</span>]=<span class="hljs-string">&quot;!submitted&quot;</span>&gt;</span>
  274. <span class="hljs-tag">&lt;<span class="hljs-name">h2</span>&gt;</span>You submitted the following:<span class="hljs-tag">&lt;/<span class="hljs-name">h2</span>&gt;</span>
  275. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;row&quot;</span>&gt;</span>
  276. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;col-xs-3&quot;</span>&gt;</span>Name<span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  277. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;col-xs-9 pull-left&quot;</span>&gt;</span>{{ model.name }}<span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  278. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  279. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;row&quot;</span>&gt;</span>
  280. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;col-xs-3&quot;</span>&gt;</span>Alter Ego<span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  281. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;col-xs-9 pull-left&quot;</span>&gt;</span>{{ model.alterEgo }}<span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  282. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  283. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;row&quot;</span>&gt;</span>
  284. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;col-xs-3&quot;</span>&gt;</span>Power<span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  285. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;col-xs-9 pull-left&quot;</span>&gt;</span>{{ model.power }}<span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  286. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  287. <span class="hljs-tag">&lt;<span class="hljs-name">br</span>&gt;</span>
  288. <span class="hljs-tag">&lt;<span class="hljs-name">button</span> <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;btn btn-primary&quot;</span> (<span class="hljs-attr">click</span>)=<span class="hljs-string">&quot;submitted=false&quot;</span>&gt;</span>Edit<span class="hljs-tag">&lt;/<span class="hljs-name">button</span>&gt;</span>
  289. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  290. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  291. </code></pre>
  292. <pre><code class="lang-css"><span class="hljs-comment">/*hero-from.component.css*/</span>
  293. <span class="hljs-selector-class">.ng-valid</span><span class="hljs-selector-attr">[required]</span>, <span class="hljs-selector-class">.ng-valid</span><span class="hljs-selector-class">.required</span> {
  294. <span class="hljs-attribute">border-left</span>: <span class="hljs-number">5px</span> solid <span class="hljs-number">#42A948</span>; <span class="hljs-comment">/* green */</span>
  295. }
  296. <span class="hljs-selector-class">.ng-invalid</span><span class="hljs-selector-pseudo">:not(form)</span> {
  297. <span class="hljs-attribute">border-left</span>: <span class="hljs-number">5px</span> solid <span class="hljs-number">#a94442</span>; <span class="hljs-comment">/* red */</span>
  298. }
  299. </code></pre>
  300. <pre><code class="lang-typescript"><span class="hljs-comment">// app.module.ts</span>
  301. <span class="hljs-keyword">import</span> { BrowserModule } from <span class="hljs-string">&apos;@angular/platform-browser&apos;</span>;
  302. <span class="hljs-keyword">import</span> { NgModule } from <span class="hljs-string">&apos;@angular/core&apos;</span>;
  303. <span class="hljs-keyword">import</span> { FormsModule } from <span class="hljs-string">&apos;@angular/forms&apos;</span>;
  304. <span class="hljs-keyword">import</span> { AppComponent } from <span class="hljs-string">&apos;./app.component&apos;</span>;
  305. <span class="hljs-keyword">import</span> { HeroFromComponent } from <span class="hljs-string">&apos;./hero-from/hero-from.component&apos;</span>;
  306. @NgModule({
  307. declarations: [
  308. AppComponent,
  309. HeroFromComponent
  310. ],
  311. imports: [
  312. BrowserModule,
  313. FormsModule
  314. ],
  315. providers: [],
  316. bootstrap: [AppComponent]
  317. })
  318. <span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> AppModule { }
  319. </code></pre>
  320. <pre><code class="lang-typescript"><span class="hljs-comment">// hero-from.component.ts</span>
  321. <span class="hljs-keyword">import</span> {Component, OnInit} from <span class="hljs-string">&apos;@angular/core&apos;</span>;
  322. <span class="hljs-keyword">import</span> {Hero} from <span class="hljs-string">&apos;./Hero&apos;</span>
  323. @Component({
  324. selector: <span class="hljs-string">&apos;hero-from&apos;</span>,
  325. templateUrl: <span class="hljs-string">&apos;./hero-from.component.html&apos;</span>,
  326. styleUrls: [<span class="hljs-string">&apos;./hero-from.component.css&apos;</span>]
  327. })
  328. <span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> HeroFromComponent <span class="hljs-keyword">implements</span> OnInit {
  329. powers = [<span class="hljs-string">&apos;Really Smart&apos;</span>, <span class="hljs-string">&apos;Super Flexible&apos;</span>,
  330. <span class="hljs-string">&apos;Super Hot&apos;</span>, <span class="hljs-string">&apos;Weather Changer&apos;</span>];
  331. model = <span class="hljs-keyword">new</span> Hero(<span class="hljs-number">18</span>, <span class="hljs-string">&apos;Dr IQ&apos;</span>, <span class="hljs-keyword">this</span>.powers[<span class="hljs-number">0</span>], <span class="hljs-string">&apos;Chuck Overstreet&apos;</span>);
  332. submitted = <span class="hljs-literal">false</span>;
  333. onSubmit() { <span class="hljs-keyword">this</span>.submitted = <span class="hljs-literal">true</span>; }
  334. <span class="hljs-comment">// <span class="hljs-doctag">TODO:</span> Remove this when we&apos;re done</span>
  335. <span class="hljs-keyword">get</span> diagnostic() { <span class="hljs-keyword">return</span> <span class="hljs-built_in">JSON</span>.stringify(<span class="hljs-keyword">this</span>.model); }
  336. ngOnInit() {
  337. }
  338. }
  339. </code></pre>
  340. <pre><code class="lang-typescript"><span class="hljs-comment">// Hero.ts &#x5B9A;&#x4E49;&#x6570;&#x636E;&#x7C7B;&#x578B;</span>
  341. <span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> Hero {
  342. <span class="hljs-keyword">constructor</span>(public id: number,
  343. public name: string,
  344. public power: string,
  345. public alterEgo?: string) {
  346. }
  347. }
  348. </code></pre>
  349. <h4 id="&#x3000;&#x5B9E;&#x4F8B;&#x89E3;&#x6790;">&#x3000;&#x5B9E;&#x4F8B;&#x89E3;&#x6790;</h4>
  350. <blockquote>
  351. <p>&#x8BE5;&#x4F8B;&#xFF0C;&#x4F7F;&#x7528;ngModel ,&#x7ED1;&#x5B9A;&#x6570;&#x636E;&#xFF0C;&#x5E76;&#x901A;&#x8FC7;&#x3000;<code>valid</code> <code>pristine</code>&#x3000;&#x5224;&#x65AD;input&#x662F;&#x5426;&#x6709;&#x8F93;&#x5165;&#x3002;&#x6700;&#x540E;&#x7528;<code>submitted</code>&#x63A7;&#x5236;&#x8868;&#x5355;&#x6A21;&#x62DF;&#x63D0;&#x4EA4;&#x4E8B;&#x4EF6;</p>
  352. </blockquote>
  353. <p>html&#x4EE3;&#x7801;&#x89E3;&#x6790;:<br>
  354. &#x7ED1;&#x5B9A;ng&#x5185;&#x7F6E;froms&#x6A21;&#x677F;:&#x65B9;&#x6CD5; =&gt; <code>#heroForm=&quot;ngForm&quot;</code><br>
  355. &#x4E3A;&#x8868;&#x5355;&#x5143;&#x7D20;&#x7ED1;&#x5B9A;ngModule: </p>
  356. <pre><code class="lang-html"><span class="hljs-tag">&lt;<span class="hljs-name">input</span> <span class="hljs-attr">type</span>=<span class="hljs-string">&quot;text&quot;</span>
  357. <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;form-control&quot;</span>
  358. <span class="hljs-attr">id</span>=<span class="hljs-string">&quot;name&quot;</span>
  359. <span class="hljs-attr">name</span>=<span class="hljs-string">&quot;name&quot;</span>
  360. <span class="hljs-attr">required</span>
  361. [(<span class="hljs-attr">ngModel</span>)]=<span class="hljs-string">&quot;model.name&quot;</span>
  362. #<span class="hljs-attr">name</span>=<span class="hljs-string">&quot;ngModel&quot;</span>&gt;</span>
  363. </code></pre>
  364. <p>&#x5C55;&#x793A;ngModel : &#x65B9;&#x6CD5;&#x3000;=&gt; <code>{{ model.name }}</code><br></p>
  365. <p>&#x5224;&#x65AD;&#x8868;&#x5355;&#x5185;&#x5BB9;&#x662F;&#x5426;&#x8F93;&#x5165;</p>
  366. <pre><code class="lang-html"><span class="hljs-comment">&lt;!--&#x5224;&#x8BFB;&#x7528;&#x6237;&#x662F;&#x5426;&#x8F93;&#x5165;&#x4E86;&#x8868;&#x5355;&#x5185;&#x5BB9;--&gt;</span>
  367. <span class="hljs-tag">&lt;<span class="hljs-name">div</span> [<span class="hljs-attr">hidden</span>]=<span class="hljs-string">&quot;name.valid || name.pristine&quot;</span>
  368. <span class="hljs-attr">class</span>=<span class="hljs-string">&quot;alert alert-danger&quot;</span>&gt;</span>
  369. Name is required
  370. <span class="hljs-tag">&lt;/<span class="hljs-name">div</span>&gt;</span>
  371. </code></pre>
  372. <p>&#x63A7;&#x5236;&#x7EC4;&#x4EF6;&#x662F;&#x5426;&#x663E;&#x793A;: &#x65B9;&#x6CD5; =&gt; <code>[hidden]=&quot;!submitted&quot;</code><br> <code>submitted</code>&#x4E3A;&#x53D8;&#x91CF;&#xFF0C;&#x53D7;&#x4E8B;&#x4EF6;&#x9A71;&#x52A8;</p>
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