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meteor/packages/random
Ben Newman 4f5cb1d7a0 Bump package versions for 1.3-beta.16 release.
What happened to beta.13, beta.14, and beta.15? All unfortunately suffered
from problems that made it either impossible or unwise to upgrade to those
versions.
2016-03-09 12:13:18 -05:00
..
2013-07-25 18:54:42 -07:00
2015-09-20 13:31:39 -07:00
2014-10-24 10:13:59 -07:00

random

The random package provides several functions for generating random numbers. It uses a cryptographically strong pseudorandom number generator when possible, but falls back to a weaker random number generator when cryptographically strong randomness is not available (on older browsers or on servers that don't have enough entropy to seed the cryptographically strong generator).

  • Random.id([n]) - Returns a unique identifier, such as "Jjwjg6gouWLXhMGKW", that is likely to be unique in the whole world. The optional argument n specifies the length of the identifier in characters and defaults to 17.

  • Random.secret([n]) - Returns a random string of printable characters with 6 bits of entropy per character. The optional argument n specifies the length of the secret string and defaults to 43 characters, or 256 bits of entropy. Use Random.secret for security-critical secrets that are intended for machine, rather than human, consumption.

  • Random.fraction() - Returns a number between 0 and 1, like Math.random.

  • Random.choice(arrayOrString) - Returns a random element of the given array or string.

  • Random.hexString(n) - Returns a random string of n hexadecimal digits.