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Javascript 如何在角度2组件中单击时更改布尔值_Javascript_Angular_Typescript - Fatal编程技术网

Javascript 如何在角度2组件中单击时更改布尔值

Javascript 如何在角度2组件中单击时更改布尔值,javascript,angular,typescript,Javascript,Angular,Typescript,如何连接按钮以更改其下方指令中[codeOnly]值的值? 我在typescript中使用Angular 2.4.10 <button class="btn btn-primary"> Click me to change all of the [codeOnly] values below to true </button> <app-header [codeOnly]='false'></app-header> <app-p

如何连接按钮以更改其下方指令中[codeOnly]值的值?

我在typescript中使用Angular 2.4.10

<button class="btn btn-primary">
     Click me to change all of the [codeOnly] values below to true
</button>

<app-header [codeOnly]='false'></app-header>

<app-power-bi-wrapper [codeOnly]='false'></app-power-bi-wrapper>

<app-power-bi-wrapper-mobile [codeOnly]='false'></app-power-bi-wrapper-mobile>

<app-page-title [codeOnly]='false'></app-page-title>

<app-page-title-nav [codeOnly]='false'></app-page-title-nav>

单击我将下面的所有[codeOnly]值更改为true

在包含HTML添加的组件中

isFoo:boolean = false;
然后将HTML更改为

<button class="btn btn-primary" (click)="isFoo = true" >
     Click me to change all of the [codeOnly] values below to true
</button>

<app-header [codeOnly]='isFoo'></app-header>

<app-power-bi-wrapper [codeOnly]='isFoo'></app-power-bi-wrapper>

<app-power-bi-wrapper-mobile [codeOnly]='isFoo'></app-power-bi-wrapper-mobile>

<app-page-title [codeOnly]='isFoo'></app-page-title>

<app-page-title-nav [codeOnly]='isFoo'></app-page-title-nav>

单击我将下面的所有[codeOnly]值更改为true
或者切换

<button class="btn btn-primary" (click)="isFoo = !isFoo" >
     Click me to change all of the [codeOnly] values below to true
</button>

单击我将下面的所有[codeOnly]值更改为true

您必须使用同一个变量来传递给这两个变量。不太清楚您的意思<代码>isFoo=!isFoo只需在每次单击事件时在true和false之间切换isFoo即可。