sin EXPR sin Returns the sine of EXPR (expressed in radians). If EXPR is omitted, returns sine of

readlink EXPR readlink Returns the value of a symbolic link, if symbolic links are implemented. If not,

ord EXPR ord Returns the numeric value of the first character of EXPR. If EXPR is an empty string, returns

continue BLOCK continue When followed by a BLOCK,

use Module VERSION LIST use Module VERSION use Module LIST use Module

do BLOCK Not really a function. Returns the value of the last command in the sequence of commands indicated by BLOCK. When modified by the

defined EXPR defined Returns a Boolean value telling whether EXPR has a value other than the undefined value

m// The match operator. See Regexp Quote-Like Operators in perlop

keys HASH keys ARRAY keys EXPR Called in list context, returns a list

break Break out of a given() block. This