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Queue/Usage: Difference between revisions
→{{header|J}}: Added second example to demonstrate use of second technique.
m (→{{header|J}}: link to FIFO implementation) |
(→{{header|J}}: Added second example to demonstrate use of second technique.) |
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=={{header|J}}==
Using object-oriented FIFO queue implementation from [[FIFO#J|FIFO]]
This is an interactive J session:
Line 336:
7
isEmpty__queue ''
1</lang>
Using function-level FIFO queue implementation from [[FIFO#J|FIFO]]
This is an interactive J session:
<lang j> is_empty make_empty _
1
first_named_state =: push 9 onto make_empty _
newer_state =: push 8 onto first_named_state
still_newer_state =: push 7 onto newer_state
is_empty still_newer_state
0
tell_queue still_newer_state
9 8 7
tell_atom pop still_newer_state
9
tell_atom pop pop still_newer_state
8
tell_atom pop pop pop still_newer_state
7
is_empty pop pop pop still_newer_state
1</lang>
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