angular8

问题 I am dynamically populating drop downs and it's values. After selecting all the value when I click on the submit button I am not able to set it's value in form, I am getting blank values. HTML: <div class="col-md-6" *ngFor="let type of types"> <div class="form-group"> <label>Select {{ type.cat_name }}</label> <select class="form-control custom-select" (change)="onChangeType($event.target.value)" [value]="type.key_name" > <option value="">-- Select --</option> <ng-container *ngFor="let subType

问题 I am dynamically populating drop downs and it's values. After selecting all the value when I click on the submit button I am not able to set it's value in form, I am getting blank values. HTML: <div class="col-md-6" *ngFor="let type of types"> <div class="form-group"> <label>Select {{ type.cat_name }}</label> <select class="form-control custom-select" (change)="onChangeType($event.target.value)" [value]="type.key_name" > <option value="">-- Select --</option> <ng-container *ngFor="let subType

问题 I use cell rendering in my ag-grid for editing a date field.Inside that cell datePicker is added as shown view of my cell But when i am clicking the date icon date picker view is like it is fully mounded inside the cell and not visible properly.the below picture shows my issue @Component({ selector: 'app-gender-renderer', template: ` ` <input type="text" id="recording_date_to" [(ngModel)]="changedRecDateTo" (change)="edit()" ngbDatepicker #d="ngbDatepicker" style="z-index: 0;" class="form

问题 I am using Modern Wep App image for openshift Angular 8 app but application is getting failed on "npm build" Out Of Memory issue. Error Logs: /usr/libexec/s2i/assemble: line 62: 296 Killed $NPM_BUILD subprocess exited with status 137 subprocess exited with status 137 error: build error: error building at STEP "RUN /usr/libexec/s2i/assemble": exit status 137 Environment Variables Set in Openshift Console 来源： https://stackoverflow.com/questions/58066739/open-shift-angular-8-application-out-of

问题 I'm calling a controller method and returning success if the operation is complete.But i keep getting the following error HttpErrorResponse {headers: HttpHeaders, status: 200, statusText: "OK", url: "http://localhost:5000/api/File/create", ok: false, …}headers: HttpHeaders {normalizedNames: Map(0), lazyUpdate: null, lazyInit: ƒ}status: 200statusText: "OK"url: "http://localhost:5000/api/File/create"ok: falsename: "HttpErrorResponse"message: "Http failure during parsing for http://localhost

问题 I'm calling a controller method and returning success if the operation is complete.But i keep getting the following error HttpErrorResponse {headers: HttpHeaders, status: 200, statusText: "OK", url: "http://localhost:5000/api/File/create", ok: false, …}headers: HttpHeaders {normalizedNames: Map(0), lazyUpdate: null, lazyInit: ƒ}status: 200statusText: "OK"url: "http://localhost:5000/api/File/create"ok: falsename: "HttpErrorResponse"message: "Http failure during parsing for http://localhost

问题 Can someone explain what this actually means? I am new to Angular and currently using Angular 8 and this appears on my console. ERROR TypeError: Cannot read property 'invalid' of undefined at Object.eval [as updateDirectives] (RegisterComponent.html:10) at Object.debugUpdateDirectives [as updateDirectives] (core.js:45259) at checkAndUpdateView (core.js:44271) at callViewAction (core.js:44637) at execComponentViewsAction (core.js:44565) at checkAndUpdateView (core.js:44278) at callViewAction

问题 I have an API that returns the data something like but the class is same but number of entries changes. HTML file: <div class="col-12 col-md-6" formArrayName="plans"> <div class="form-check" *ngFor="let plan of plans; index as i" [formGroupName]="i"> <label class="form-check-label fw7 h5 mb0"> <input class="form-check-input" type="checkbox" formControlName="checkbox"> {{plan.planCode}} </label> <label *ngIf="plan.divisions.length > 0"> Divisions <select class="form-control" formControlName=

问题 I am trying to append an innerHTML with div. it takes but how to add the style and click event in the inner HTML added? ts file: import { Component, ViewEncapsulation } from '@angular/core'; @Component({ selector: 'my-app', templateUrl: './app.component.html', styleUrls: [ './app.component.css' ], encapsulation: ViewEncapsulation.None }) export class AppComponent { testhtml = `<button type="button" (click)="submit()">Click Me!</button>`; columns = [ {'name':'fruit', 'value':'Mango'}, {'name':

问题 I am trying to append an innerHTML with div. it takes but how to add the style and click event in the inner HTML added? ts file: import { Component, ViewEncapsulation } from '@angular/core'; @Component({ selector: 'my-app', templateUrl: './app.component.html', styleUrls: [ './app.component.css' ], encapsulation: ViewEncapsulation.None }) export class AppComponent { testhtml = `<button type="button" (click)="submit()">Click Me!</button>`; columns = [ {'name':'fruit', 'value':'Mango'}, {'name':