How can I convert base64 decode a string to text in javascript file?

[SHADOW]

Hello my friends :)




This is my javascript source code .




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      statementsTpro: function (choice)    {
        var str = choice;
        switch (str){     
            case 'PHP1':
                    String str = "R28gVG8gSGFja2Jhcg=="
                    Decoder decoder = Base64.getDecoder();
                    byte[] decodedByte = decoder.decode(encodedString);
                    String decodedString = new String(decodedByte);
                    System.out.println(decodedString);
                    break;                   
        }        
        hackBar.setSelectedText( txt );


      },   


   

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As a webdeveloper I often have to decode strings in various formats. I creating a new Extension .

If you could add more string decoding options it would be much appreciated.

Please place your code in the red line. Thank you for your help