Method: Redis::Commands::Strings#decr

Defined in:
lib/redis/commands/strings.rb

#decr(key) ⇒ Integer

Decrement the integer value of a key by one.

Examples:

redis.decr("value")
  # => 4

Parameters:

  • key (String)

Returns:

  • (Integer)

    value after decrementing it



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# File 'lib/redis/commands/strings.rb', line 14

def decr(key)
  send_command([:decr, key])
end