1. module js-base64
   1. object js-base64.Base64
2. module js-base64.Base64
   1. function js-base64.Base64.atob (a)
   2. function js-base64.Base64.btoa (b)
   3. function js-base64.Base64.btou (b)
   4. function js-base64.Base64.decode (a)
   5. function js-base64.Base64.encode (u, urisafe)
   6. function js-base64.Base64.encodeURI (u)
   7. function js-base64.Base64.extendString ()
   8. function js-base64.Base64.fromBase64 (a)
   9. function js-base64.Base64.noConflict ()
   10. function js-base64.Base64.toBase64 (u, urisafe)
   11. function js-base64.Base64.utob (u)
   12. string js-base64.Base64.VERSION

module js-base64

module js-base64.Base64

function js-base64.Base64.atob (a)

• description and source-code

  atob = function (a){
      return a.replace(/[\s\S]{1,4}/g, cb_decode);
  }

• example usage

  ...
          fromCharCode((n >>>  8) & 0xff),
          fromCharCode( n         & 0xff)
      ];
      chars.length -= [0, 0, 2, 1][padlen];
      return chars.join('');
  };
  var atob = global.atob ? function(a) {
      return global.atob(a);
  } : function(a){
      return a.replace(/[\s\S]{1,4}/g, cb_decode);
  };
  var _decode = buffer ? function(a) {
      return (a.constructor === buffer.constructor
              ? a : new buffer(a, 'base64')).toString();
  }
  ...

function js-base64.Base64.btoa (b)

• description and source-code

  btoa = function (b) {
      return b.replace(/[\s\S]{1,3}/g, cb_encode);
  }

• example usage

  ...
          b64chars.charAt((ord >>> 12) & 63),
          padlen >= 2 ? '=' : b64chars.charAt((ord >>> 6) & 63),
          padlen >= 1 ? '=' : b64chars.charAt(ord & 63)
      ];
      return chars.join('');
  };
  var btoa = global.btoa ? function(b) {
      return global.btoa(b);
  } : function(b) {
      return b.replace(/[\s\S]{1,3}/g, cb_encode);
  };
  var _encode = buffer ? function (u) {
      return (u.constructor === buffer.constructor ? u : new buffer(u))
      .toString('base64')
  }
  ...

function js-base64.Base64.btou (b)

• description and source-code

  btou = function (b) {
      return b.replace(re_btou, cb_btou);
  }

• example usage

  n/a

function js-base64.Base64.decode (a)

• description and source-code

  decode = function (a){
      return _decode(
          String(a).replace(/[-_]/g, function(m0) { return m0 == '-' ? '+' : '/' })
              .replace(/[^A-Za-z0-9\+\/]/g, '')
      );
  }

• example usage

  ...
  ## SYNOPSIS
  
  ````javascript
  Base64.encode('dankogai');  // ZGFua29nYWk=
  Base64.encode('小飼弾');    // 5bCP6aO85by+
  Base64.encodeURI('小飼弾'); // 5bCP6aO85by-
  
  Base64.decode('ZGFua29nYWk=');  // dankogai
  Base64.decode('5bCP6aO85by+');  // 小飼弾
  // note .decodeURI() is unnecessary since it accepts both flavors
  Base64.decode('5bCP6aO85by-');  // 小飼弾
  ````
  
  ### String Extension for ES5
  ...

function js-base64.Base64.encode (u, urisafe)

• description and source-code

  encode = function (u, urisafe) {
      return !urisafe
          ? _encode(String(u))
          : _encode(String(u)).replace(/[+\/]/g, function(m0) {
              return m0 == '+' ? '-' : '_';
          }).replace(/=/g, '');
  }

• example usage

  ...
  var Base64 = require('./base64.js').Base64;
  ````
  
  
  ## SYNOPSIS
  
  ````javascript
  Base64.encode('dankogai');  // ZGFua29nYWk=
  Base64.encode('小飼弾');    // 5bCP6aO85by+
  Base64.encodeURI('小飼弾'); // 5bCP6aO85by-
  
  Base64.decode('ZGFua29nYWk=');  // dankogai
  Base64.decode('5bCP6aO85by+');  // 小飼弾
  // note .decodeURI() is unnecessary since it accepts both flavors
  Base64.decode('5bCP6aO85by-');  // 小飼弾
  ...

function js-base64.Base64.encodeURI (u)

• description and source-code

  encodeURI = function (u) { return encode(u, true) }

• example usage

  ...
  
  
  ## SYNOPSIS
  
  ````javascript
  Base64.encode('dankogai');  // ZGFua29nYWk=
  Base64.encode('小飼弾');    // 5bCP6aO85by+
  Base64.encodeURI('小飼弾'); // 5bCP6aO85by-
  
  Base64.decode('ZGFua29nYWk=');  // dankogai
  Base64.decode('5bCP6aO85by+');  // 小飼弾
  // note .decodeURI() is unnecessary since it accepts both flavors
  Base64.decode('5bCP6aO85by-');  // 小飼弾
  ````
  ...

function js-base64.Base64.extendString ()

• description and source-code

  extendString = function () {
      Object.defineProperty(
          String.prototype, 'fromBase64', noEnum(function () {
              return decode(this)
          }));
      Object.defineProperty(
          String.prototype, 'toBase64', noEnum(function (urisafe) {
              return encode(this, urisafe)
          }));
      Object.defineProperty(
          String.prototype, 'toBase64URI', noEnum(function () {
              return encode(this, true)
          }));
  }

• example usage

  ...
  ````
  
  ### String Extension for ES5
  
  ````javascript
  if (Base64.extendString) {
  // you have to explicitly extend String.prototype
  Base64.extendString();
  // once extended, you can do the following
  'dankogai'.toBase64();       // ZGFua29nYWk=
  '小飼弾'.toBase64();         // 5bCP6aO85by+
  '小飼弾'.toBase64(true);     // 5bCP6aO85by-
  '小飼弾'.toBase64URI();      // 5bCP6aO85by-
  'ZGFua29nYWk='.fromBase64(); // dankogai
  '5bCP6aO85by+'.fromBase64(); // 小飼弾
  ...

function js-base64.Base64.fromBase64 (a)

• description and source-code

  fromBase64 = function (a){
      return _decode(
          String(a).replace(/[-_]/g, function(m0) { return m0 == '-' ? '+' : '/' })
              .replace(/[^A-Za-z0-9\+\/]/g, '')
      );
  }

• example usage

  ...
      // you have to explicitly extend String.prototype
      Base64.extendString();
      // once extended, you can do the following
      'dankogai'.toBase64();       // ZGFua29nYWk=
      '小飼弾'.toBase64();         // 5bCP6aO85by+
      '小飼弾'.toBase64(true);     // 5bCP6aO85by-
      '小飼弾'.toBase64URI();      // 5bCP6aO85by-
      'ZGFua29nYWk='.fromBase64(); // dankogai
      '5bCP6aO85by+'.fromBase64(); // 小飼弾
      '5bCP6aO85by-'.fromBase64(); // 小飼弾
  }
  ````
  
  ## SEE ALSO
  ...

function js-base64.Base64.noConflict ()

• description and source-code

  noConflict = function () {
      var Base64 = global.Base64;
      global.Base64 = _Base64;
      return Base64;
  }

• example usage

  n/a

function js-base64.Base64.toBase64 (u, urisafe)

• description and source-code

  toBase64 = function (u, urisafe) {
      return !urisafe
          ? _encode(String(u))
          : _encode(String(u)).replace(/[+\/]/g, function(m0) {
              return m0 == '+' ? '-' : '_';
          }).replace(/=/g, '');
  }

• example usage

  ...
  ### String Extension for ES5
  
  ````javascript
  if (Base64.extendString) {
      // you have to explicitly extend String.prototype
      Base64.extendString();
      // once extended, you can do the following
      'dankogai'.toBase64();       // ZGFua29nYWk=
      '小飼弾'.toBase64();         // 5bCP6aO85by+
      '小飼弾'.toBase64(true);     // 5bCP6aO85by-
      '小飼弾'.toBase64URI();      // 5bCP6aO85by-
      'ZGFua29nYWk='.fromBase64(); // dankogai
      '5bCP6aO85by+'.fromBase64(); // 小飼弾
      '5bCP6aO85by-'.fromBase64(); // 小飼弾
  }
  ...

function js-base64.Base64.utob (u)

• description and source-code

  utob = function (u) {
      return u.replace(re_utob, cb_utob);
  }

• example usage

  n/a