/Javascript/AngularJS/Angular download image base64

Angular download image base64

//1 step
const convertBase64ToFile = (base64String, fileName) => {
     let arr = base64String.split(',');
     let mime = arr[0].match(/:(.*?);/)[1];
     let bstr = atob(arr[1]);
     let n = bstr.length;
     let uint8Array = new Uint8Array(n);
     while (n--) {
        uint8Array[n] = bstr.charCodeAt(n);
     }
     let file = new File([uint8Array], fileName, { type: mime });
     return file;
}

//2 step
npm i --save-dev @types/file-saver

//3 step
import { saveAs } from 'file-saver';

//4 step
const downloadBase64Data = (base64String, fileName) => {
     let file = convertBase64ToFile(base64String, fileName);
     saveAs(file, fileName);
}

Similar codes

2 votes178 views2 answers
Angular display block
Javascript AngularJS
5 votes187 views1 answer
Update angular cli 10
Javascript AngularJS
0 vote194 views2 answers
Angular cli generate guard
Javascript AngularJS
1 vote195 views2 answers
Apache angular routing
Javascript AngularJS
9 votes191 views4 answers
Scroll to top when routing angular
Javascript AngularJS
0 vote199 views1 answer
Angular subscribe on value change
Javascript AngularJS
6 votes230 views1 answer
Get value onChange from mat-select angular
Javascript AngularJS
0 vote191 views1 answer
Benchmark ram usage angular
Javascript AngularJS
0 vote190 views1 answer
Autocomplete list angular 8 material
Javascript AngularJS
0 vote187 views2 answers
Angular 9 radio button checked
Javascript AngularJS