Number Literals

All JavaScript ES6 (EcmaScript6) Number Literals are accepted:

Decimal

1234567890
42

Binary

Binary number syntax uses a leading zero, followed by a lowercase or uppercase Latin letter "B" (0b or 0B).

0b10000000000000000000000000000000 # 2147483648
0b01111111100000000000000000000000 # 2139095040
0B00000000011111111111111111111111 # 8388607

Octal numbers

Octal numbers are supported, by prefixing an octal number with "0o":

0o755 # 493
0o644 # 420

Hexadecimal

Hexadecimal number syntax uses a leading zero, followed by a lowercase or uppercase Latin letter "X" (0x or 0X).

0xFFFFFFFFFFFFFFFFF # 295147905179352830000
0x123456789ABCDEF   # 81985529216486900
0XA                 # 10

Exponentiation

1E3   # 1000
2e6   # 2000000
0.1e2 # 10