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DECR

Syntax​

DECR key

Module​

generic

Categories​

fast write

Description​

Decrements the number stored at key by one. If the key does not exist, it is set to 0 before performing the operation. An error is returned if the key contains a value of the wrong type or contains a string that cannot be represented as integer. This operation is limited to 64 bit signed integers.

Examples​

Decrement the value of the key mykey:

vault, err := echovault.NewEchoVault()
if err != nil {
  log.Fatal(err)
}
value, err := vault.Decr("mykey")