Copies a file from one location to another. Wildcard file
specifications are not allowed.
Parameter:
source
The path/name of the file to be copied.
The source and the
target path does not support wildcard characters.
On Unix-like systems, if the first character is a ~ (tilde)
character optionally followed by a username, it is replaced by the
current or specified user's home directory.
target
The path/name of the target location where the file is to be
copied.
