/Javascript/React/React read multiple files with filereader

React read multiple files with filereader

handleFileChosen = async (file) => {
  return new Promise((resolve, reject) => {
    let fileReader = new FileReader();
    fileReader.onload = () => {
      resolve(fileReader.result);
    };
    fileReader.onerror = reject;
    fileReader.readAsText(file);
  });
}


readAllFiles = async (AllFiles) => {
  const results = await Promise.all(AllFiles.map(async (file) => {
    const fileContents = await handleFileChosen(file);
    return fileContents;
  }));
  console.log(results);
  return results;
}

Source: stackoverflow.com

Similar codes

0 vote182 views2 answers
React native countdown
Javascript React
2 votes177 views2 answers
Capture enter button react input
Javascript React
0 vote202 views1 answer
React native regenerate android and ios folders
Javascript React
0 vote198 views1 answer
React make setstate synchronous
Javascript React
0 vote185 views1 answer
React js child css
Javascript React
-2 votes186 views1 answer
Starter react redux project
Javascript React
0 vote181 views1 answer
Find null/empty values in reactive form
Javascript React
0 vote186 views1 answer
How to change style class by using onclick function with multiple buttons in react js
Javascript React
-1 vote219 views1 answer
Convert datetime value to time only in reactjs
Javascript React
0 vote186 views2 answers
React useEffect prevent first time
Javascript React