base64 to file javascript code example
Example 1: javascript base64 encode
var string = "Hello folks how are you doing today?";
var encodedString = btoa(string);
var decodedString = atob(encodedString);
Example 2: convert file into base64 in javascript
function getBase64(file) {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.readAsDataURL(file);
reader.onload = () => resolve(reader.result);
reader.onerror = error => reject(error);
});
}
var file = document.querySelector('#files > input[type="file"]').files[0];
getBase64(file).then(
data => console.log(data)
);