link OLDFILE,NEWFILE Creates a new filename linked to the old filename. Returns true for success, false otherwise.

sleep EXPR sleep Causes the script to sleep for (integer) EXPR seconds, or forever if no argument is given

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

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

unpack TEMPLATE,EXPR unpack TEMPLATE

index STR,SUBSTR,POSITION index STR,SUBSTR The index function searches for one string within another, but

atan2 Y,X Returns the arctangent of Y/X in the range -PI to PI. For the tangent operation, you may use the

chdir EXPR chdir FILEHANDLE chdir DIRHANDLE chdir

print FILEHANDLE LIST print FILEHANDLE print LIST print

endhostent