Compute the hashCode of an object

Java-style function to compute the hashCode for the given object. Returns an integer value.

Usage

hashCode(key)

Arguments

key

the object to be hashed

Value

the hash code as an integer

Details

This only works for integer, numeric and character types right now.

Note

hashCode since 1.4.0

Examples

if (FALSE) { # \dontrun{
hashCode(1L) # 1
hashCode(1.0) # 1072693248
hashCode("1") # 49
} # }