/Javascript/AngularJS/Read xlsx file in angular 5

Read xlsx file in angular 5

//import it

    import * as XLSX from 'ts-xlsx';

//inside export class

arrayBuffer:any;
file:File;
incomingfile(event) 
  {
  this.file= event.target.files[0]; 
  }

 Upload() {
      let fileReader = new FileReader();
        fileReader.onload = (e) => {
            this.arrayBuffer = fileReader.result;
            var data = new Uint8Array(this.arrayBuffer);
            var arr = new Array();
            for(var i = 0; i != data.length; ++i) arr[i] = String.fromCharCode(data[i]);
            var bstr = arr.join("");
            var workbook = XLSX.read(bstr, {type:"binary"});
            var first_sheet_name = workbook.SheetNames[0];
            var worksheet = workbook.Sheets[first_sheet_name];
            console.log(XLSX.utils.sheet_to_json(worksheet,{raw:true}));
        }
        fileReader.readAsArrayBuffer(this.file);
}

Source: stackoverflow.com

Similar codes

0 vote285 views1 answer
Angular get firebase firestore
Javascript AngularJS
0 vote268 views1 answer
How to set default value in input field in angularjs
Javascript AngularJS
0 vote290 views1 answer
Best way to filter table in angular
Javascript AngularJS
4 votes301 views2 answers
@angular/fire has missing dependencies
Javascript AngularJS
3 votes264 views3 answers
Angular input change event
Javascript AngularJS
5 votes249 views2 answers
Angular universal
Javascript AngularJS
7 votes293 views2 answers
Mouseover event in angular 11
Javascript AngularJS
0 vote295 views1 answer
Angular how to run code every time you route
Javascript AngularJS
0 vote310 views1 answer
Angular view not changing on model
Javascript AngularJS
0 vote284 views1 answer
Angular stoppropagatio
Javascript AngularJS