WRITE A PROGRAM TO COPY A FILE USING POSTIONAL PARAMETERS
VI SP37
IF CP $1 $2
THEN
ECHO 'FILE COPIED SUCCESSFULLY'
ELSE
ECHO''FAILED TO COPY''
FI
:WQ(SAVE AND QUIT)
$CHNOD 744 SP37
$SP37 A1 A2
IN ABOVE COMMAND IT PASSES A1 TO $1 AND A2 INTO $2,THEN IT COPIES A1 CONTENTS TO A2.
S*-CONTAINS ENTIRE STRING OF ARGUMENTS
S#-CONTAINS THE NO FOR ARGUMENTS SPECIFIED IN THE COMMAND.

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