Function encode

packages/ui-default/utils/base64.js:4–30

(input)

  _keyStr: 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=',

  encode(input) {
    let output = '';
    let chr1;
    let chr2;
    let chr3;
    let enc1;
    let enc2;
    let enc3;
    let enc4;
    let i = 0;
    input = Base64._utf8Encode(input);
    while (i < input.length) {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);
      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;
      if (Number.isNaN(chr2)) enc3 = enc4 = 64;
      else if (Number.isNaN(chr3)) enc4 = 64;
      output = output
        + this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2)
        + this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);
    }
    return output;
  },

  decode(input) {
    let output = '';