DEV Community

Saba beigi
Saba beigi

Posted on • Edited on

Upload image in base64 in react js

import React from "react";

class App extends React.Component {
  state = {
    file: null,
    base64URL: ""
  };

  getBase64 = file => {
    return new Promise(resolve => {
      let fileInfo;
      let baseURL = "";
      // Make new FileReader
      let reader = new FileReader();
      // Convert the file to base64 text
      reader.readAsDataURL(file);
      // on reader load somthing...
      reader.onload = () => {
        // Make a fileInfo Object
        console.log("Called", reader);
        baseURL = reader.result;
        console.log(baseURL);
        resolve(baseURL);
      };
      console.log(fileInfo);
    });
  };

  handleFileInputChange = e => {
    console.log(e.target.files[0]);
    let { file } = this.state;
    file = e.target.files[0];
    this.getBase64(file)
      .then(result => {
        file["base64"] = result;
        console.log("File Is", file);
        this.setState({
          base64URL: result,
          file
        });
      })
      .catch(err => {
        console.log(err);
      });
_
    this.setState({
      file: e.target.files[0]
    });
  };

  render() {
    return (
      <div>
        <input type="file" name="file" onChange={this.handleFileInputChange} />
      </div>
    );
  }
}

export default App;_
Enter fullscreen mode Exit fullscreen mode

AWS GenAI LIVE image

How is generative AI increasing efficiency?

Join AWS GenAI LIVE! to find out how gen AI is reshaping productivity, streamlining processes, and driving innovation.

Learn more

Top comments (0)

Billboard image

Create up to 10 Postgres Databases on Neon's free plan.

If you're starting a new project, Neon has got your databases covered. No credit cards. No trials. No getting in your way.

Try Neon for Free →

👋 Kindness is contagious

Please leave a ❤️ or a friendly comment on this post if you found it helpful!

Okay