/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

-1 vote123 views1 answer
Angular back button
Javascript AngularJS
0 vote124 views1 answer
Await in angular 8
Javascript AngularJS
6 votes118 views1 answer
String to number angularjs
Javascript AngularJS
0 vote128 views1 answer
Sweetalert angular 8
Javascript AngularJS
0 vote123 views1 answer
Angular date input value
Javascript AngularJS
0 vote114 views1 answer
Angular bind style value
Javascript AngularJS
2 votes123 views1 answer
Nangular make window available
Javascript AngularJS
1 vote135 views1 answer
Angular directive output
Javascript AngularJS
-1 vote121 views1 answer
Angular httpclient post body
Javascript AngularJS
0 vote112 views1 answer
Angular9 spy
Javascript AngularJS