method
base64
v2.3.8 -
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- Class:
ActiveSupport::SecureRandom
base64(n=nil)public
SecureRandom.base64 generates a random base64 string.
The argument n specifies the length of the random length. The length of the result string is about 4/3 of n.
If n is not specified, 16 is assumed. It may be larger in future.
If secure random number generator is not available, NotImplementedError is raised.