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Binary and Octal Literals

Recently, binary, octal, and hexadecimal literals have been supported in JavaScript. Such literals begin with 0 and are internally integers.


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<!DOCTYPE html><html><body><script>


   console.log(0b001 === 1);  // true
  (binary)
   console.log(0o10 + 1);   // 9
  (octal)
   console.log(010);  // 8
   (octal)
   console.log(0xff);  // 255
   (hex)
   console.log((0xff).toString(16));  // ff
   (hex)

</script></body><html>