I18n的angular 5动态更改语言环境 [英] angular 5 change locale dynamically for i18n
问题描述
我正在尝试动态更改语言环境以更改i18n语言. 我有两个文件,一个具有英语值,另一个具有法语值.
I am trying to change locale dynamically to change i18n language. I have two files, the one with english values and the other one with french values.
我现在尝试的是这样的:
What I've tried for now is something like that :
ngOnInit() {
const localeName = localStorage.getItem('locale') || 'fr';
import(`@angular/common/locales/${localeName}.js`).then(locale => {
registerLocaleData(locale.default);
});
}
但是它给了我以下错误:
but it gave me the following error :
error TS1323: Dynamic import cannot be used when targeting ECMAScript 2015 modules.
关于如何动态地从英语切换到法语的任何想法? :/
Any ideas on how I can switch from english to french dynamically? :/
推荐答案
好吧,不确定这是否是一个好的解决方案,但这就是我所做的.它可以达到我的目的,因此也许可以帮助其他人.
Well, not sure it's a good solution but here's what i've done. It works for my purpose so maybe it can help someone else.
在main.ts中:
if (localStorage.getItem('locale') === null) {
localStorage.setItem('locale', 'en');
}
const locale = localStorage.getItem('locale');
declare const require;
const translations = require(`raw-loader!./locale/messages.${locale}.xlf`);
platformBrowserDynamic().bootstrapModule(AppModule, {
providers: [
{provide: TRANSLATIONS, useValue: translations},
{provide: TRANSLATIONS_FORMAT, useValue: 'xlf'}
]
});
以html代码显示:
<a mat-menu-item href="" (click)="changeLang('fr')">
<mat-icon>settings</mat-icon>
<span>FR</span>
</a>
<a mat-menu-item href="" (click)="changeLang('en')">
<mat-icon>settings</mat-icon>
<span>EN</span>
</a>
在component.ts中:
in component.ts :
changeLang(lang: string) {
if (lang === 'fr') {
localStorage.setItem('locale', 'fr');
}
if (lang === 'en') {
localStorage.setItem('locale', 'en');
}
}
别对我大喊大叫,我只是一个有角^^
don't yell at me, i'm just a newbie with angular ^^
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