Method: Redis#setnx

Defined in:
lib/redis.rb

#setnx(key, value) ⇒ Boolean

Set the value of a key, only if the key does not exist.

Parameters:

  • key (String)
  • value (String)

Returns:

  • (Boolean) —

    whether the key was set or not



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# File 'lib/redis.rb', line 882

def setnx(key, value)
  synchronize do |client|
    client.call([:setnx, key, value.to_s], &Boolify)
  end
end