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e-mihaylin/hex-to-base64.js

Last active August 30, 2018 08:49
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hex-to-base64.js
const hexToBase64 = hex => Buffer.from(hex, 'hex').toString('base64');
const hex2bin = Object.assign( ["0000","0001","0010","0011","0100","0101","0110","0111","1000","1001"], { a:"1010", b:"1011", c:"1100", d:"1101", e:"1110", f:"1111" } ) ,
bin2base64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" ,
hexToBase64 = s => s.replace( /./g, c => hex2bin[c] ).replace( /.{1,6}/g, s => bin2base64[Number.parseInt(s.padEnd(6,0),2)] ) + "=".repeat(s.length%3) ;
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