[Angular] Provide Feedback to Progress Events with Angular’s HttpRequest Object
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// Component import { HttpClient, HttpRequest, HttpEvent, HttpEventType } from ‘@angular/common/http‘; uploadAvatar(fileUpload) { const formData = new FormData(); formData.append(‘avatar‘, fileUpload.files[0], ‘avatar.jpg‘); this.peopleService .uploadAvatar(formData) .subscribe(res => { if (res.type === HttpEventType.UploadProgress) { const percentage = Math.round(100 * res.loaded / res.total); this.output = `File is ${percentage}% uploaded`; } else if (res instanceof HttpResponse) { this.output = `File is completely uploaded`; } }); }
[Angular] Provide Feedback to Progress Events with Angular’s HttpRequest Object
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本文系统来源:https://www.cnblogs.com/Answer1215/p/8448909.html
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