/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 vote427 views2 answers
Angular cors issue
Javascript AngularJS
0 vote266 views1 answer
Can we send image in json in angular
Javascript AngularJS
0 vote282 views1 answer
How to use buffer in angular by using browserify
Javascript AngularJS
0 vote268 views1 answer
Angular browser detector
Javascript AngularJS
0 vote271 views1 answer
What is the difference between angular changedetection default and onpush stratergy
Javascript AngularJS
3 votes286 views1 answer
Data binding on checkbox angular
Javascript AngularJS
0 vote276 views3 answers
How click button and redirect angular
Javascript AngularJS
5 votes270 views2 answers
Angular how to copy text with button
Javascript AngularJS
0 vote266 views2 answers
Angular 8 remove cookies
Javascript AngularJS
12 votes251 views5 answers
Update angular 10
Javascript AngularJS