angular-docs-cn/modules/@angular/examples/common/pipes/ts/number_pipe.ts

56 lines
1.3 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {Component, NgModule} from '@angular/core';
import {BrowserModule} from '@angular/platform-browser';
import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
// #docregion NumberPipe
@Component({
selector: 'number-pipe',
template: `<div>
<p>e (no formatting): {{e}}</p>
<p>e (3.1-5): {{e | number:'3.1-5'}}</p>
<p>pi (no formatting): {{pi}}</p>
<p>pi (3.5-5): {{pi | number:'3.5-5'}}</p>
</div>`
})
export class NumberPipeComponent {
pi: number = 3.141592;
e: number = 2.718281828459045;
}
// #enddocregion
// #docregion PercentPipe
@Component({
selector: 'percent-pipe',
template: `<div>
<p>A: {{a | percent}}</p>
<p>B: {{b | percent:'4.3-5'}}</p>
</div>`
})
export class PercentPipeComponent {
a: number = 0.259;
b: number = 1.3495;
}
// #enddocregion
// #docregion CurrencyPipe
@Component({
selector: 'currency-pipe',
template: `<div>
<p>A: {{a | currency:'USD':false}}</p>
<p>B: {{b | currency:'USD':true:'4.2-2'}}</p>
</div>`
})
export class CurrencyPipeComponent {
a: number = 0.259;
b: number = 1.3495;
}
// #enddocregion