import LIST There is no builtin import function

substr EXPR,OFFSET,LENGTH,REPLACEMENT substr EXPR,OFFSET,LENGTH substr EXPR,OFFSET

format Declare a picture format for use by the write

__PACKAGE__ A special token that returns the name of the package in which it occurs.

package NAMESPACE package NAMESPACE VERSION package NAMESPACE BLOCK package

connect SOCKET,NAME Attempts to connect to a remote socket, just like connect(2). Returns true if it succeeded, false otherwise. NAME should

exists EXPR Given an expression that specifies an element of a hash, returns true if the specified element in the hash has ever been initialized

exit EXPR exit Evaluates EXPR and exits immediately with that value. Example:

sysopen FILEHANDLE,FILENAME,MODE sysopen FILEHANDLE,FILENAME,MODE,PERMS Opens the file whose filename is

exp EXPR exp Returns e (the natural logarithm base) to the power of EXPR. If EXPR is omitted, gives