Remove lines from a file: Difference between revisions
m
→{{header|J}}: Use named utilities
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m (→{{header|J}}: Use named utilities) |
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Line 543:
=={{header|J}}==
<lang j>removeLines=: 4 :0
'count start'=. x
file=. boxxopen y
lines=. <;.2
(;lines {~ <<< (start-1)+i.count)
)</lang>
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