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Flattening the sub-lists
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Flattening the sub-lists
Announcing the arrival of Valued Associate #679: Cesar Manara
Unicorn Meta Zoo #1: Why another podcast?Remove elements at certain positions from all sub-lists?How to group lists that own one common element?Searching linked lists that contain lists?Partition list into a given number of sub-listsHow to plot specific listsList of (sub-)lists - query sub-lists by names?How to efficiently Flatten nested lists while preserving select levels?Flattening large list of listsDeleting sub-list that contains duplicatesSpeed up Flatten[] of a large nested list
$begingroup$
Is there a way to flatten the sub-lists within a list?
Transform
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
Into
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I know I can do
Flatten /@ 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I am wondering whether there are some dedicated functions for such sub-list flattening?
list-manipulation
$endgroup$
add a comment |
$begingroup$
Is there a way to flatten the sub-lists within a list?
Transform
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
Into
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I know I can do
Flatten /@ 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I am wondering whether there are some dedicated functions for such sub-list flattening?
list-manipulation
$endgroup$
3
$begingroup$
tryFlatten[list,1]
$endgroup$
– J42161217
6 hours ago
$begingroup$
One can also consider usingJoin @@ yourlist
.
$endgroup$
– Αλέξανδρος Ζεγγ
3 hours ago
add a comment |
$begingroup$
Is there a way to flatten the sub-lists within a list?
Transform
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
Into
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I know I can do
Flatten /@ 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I am wondering whether there are some dedicated functions for such sub-list flattening?
list-manipulation
$endgroup$
Is there a way to flatten the sub-lists within a list?
Transform
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
Into
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I know I can do
Flatten /@ 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
I am wondering whether there are some dedicated functions for such sub-list flattening?
list-manipulation
list-manipulation
edited 6 hours ago
m0nhawk
2,92711532
2,92711532
asked 6 hours ago
bakerbaker
463
463
3
$begingroup$
tryFlatten[list,1]
$endgroup$
– J42161217
6 hours ago
$begingroup$
One can also consider usingJoin @@ yourlist
.
$endgroup$
– Αλέξανδρος Ζεγγ
3 hours ago
add a comment |
3
$begingroup$
tryFlatten[list,1]
$endgroup$
– J42161217
6 hours ago
$begingroup$
One can also consider usingJoin @@ yourlist
.
$endgroup$
– Αλέξανδρος Ζεγγ
3 hours ago
3
3
$begingroup$
try
Flatten[list,1]
$endgroup$
– J42161217
6 hours ago
$begingroup$
try
Flatten[list,1]
$endgroup$
– J42161217
6 hours ago
$begingroup$
One can also consider using
Join @@ yourlist
.$endgroup$
– Αλέξανδρος Ζεγγ
3 hours ago
$begingroup$
One can also consider using
Join @@ yourlist
.$endgroup$
– Αλέξανδρος Ζεγγ
3 hours ago
add a comment |
2 Answers
2
active
oldest
votes
$begingroup$
You are doing redundant step with /@
, Flatten
can make this directly:
Flatten[1, x, 2, x, 3, x, 4, x, 5,
x, 6, x, 7, x, 8, x, 9, x, 10, x, 1]
(* 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8,
x, 9, x, 10, x *)
$endgroup$
add a comment |
$begingroup$
Yes, there is a built-in function for what you want to do.
data = 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x;
Catenate @ data
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
$endgroup$
add a comment |
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2 Answers
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active
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2 Answers
2
active
oldest
votes
active
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active
oldest
votes
$begingroup$
You are doing redundant step with /@
, Flatten
can make this directly:
Flatten[1, x, 2, x, 3, x, 4, x, 5,
x, 6, x, 7, x, 8, x, 9, x, 10, x, 1]
(* 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8,
x, 9, x, 10, x *)
$endgroup$
add a comment |
$begingroup$
You are doing redundant step with /@
, Flatten
can make this directly:
Flatten[1, x, 2, x, 3, x, 4, x, 5,
x, 6, x, 7, x, 8, x, 9, x, 10, x, 1]
(* 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8,
x, 9, x, 10, x *)
$endgroup$
add a comment |
$begingroup$
You are doing redundant step with /@
, Flatten
can make this directly:
Flatten[1, x, 2, x, 3, x, 4, x, 5,
x, 6, x, 7, x, 8, x, 9, x, 10, x, 1]
(* 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8,
x, 9, x, 10, x *)
$endgroup$
You are doing redundant step with /@
, Flatten
can make this directly:
Flatten[1, x, 2, x, 3, x, 4, x, 5,
x, 6, x, 7, x, 8, x, 9, x, 10, x, 1]
(* 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8,
x, 9, x, 10, x *)
answered 5 hours ago
m0nhawkm0nhawk
2,92711532
2,92711532
add a comment |
add a comment |
$begingroup$
Yes, there is a built-in function for what you want to do.
data = 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x;
Catenate @ data
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
$endgroup$
add a comment |
$begingroup$
Yes, there is a built-in function for what you want to do.
data = 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x;
Catenate @ data
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
$endgroup$
add a comment |
$begingroup$
Yes, there is a built-in function for what you want to do.
data = 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x;
Catenate @ data
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
$endgroup$
Yes, there is a built-in function for what you want to do.
data = 1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x;
Catenate @ data
1, x, 2, x, 3, x, 4, x, 5, x, 6, x, 7, x, 8, x, 9, x, 10, x
answered 7 mins ago
m_goldbergm_goldberg
89.1k873200
89.1k873200
add a comment |
add a comment |
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3
$begingroup$
try
Flatten[list,1]
$endgroup$
– J42161217
6 hours ago
$begingroup$
One can also consider using
Join @@ yourlist
.$endgroup$
– Αλέξανδρος Ζεγγ
3 hours ago