// 要编码的字符串
const originalString = "Hello, World!";
// 将字符串编码为 Base64
const encodedString = btoa(originalString);
console.log(encodedString); // 输出: SGVsbG8sIFdvcmxkIQ==
// 要编码的字符串
const originalString = "Hello, World!";
// 将字符串编码为 Base64
const encodedString = btoa(originalString);
console.log(encodedString); // 输出: SGVsbG8sIFdvcmxkIQ==