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fliplr4 [2 X/ s8 G5 ?: K' I$ {
Flip array left to right
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" t( I1 C; W7 w0 EB = fliplr(A)
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# ~: |2 Y; o9 u: E1 A0 \$ CDescription
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B = fliplr(A) returns A with its columns flipped in the left-right direction (that is, about a vertical axis).
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7 O+ K" {; K- W4 z5 jB = fliplr (a) 返回 A, 其列在左右方向 (即关于垂直轴) 反转。* A$ v3 U: ]- j$ b% o
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If A is a row vector, then fliplr(A) returns a vector of the same length with the order of its elements reversed. If A is a column vector, then fliplr(A)simply returns A. For multidimensional arrays, fliplr operates on the planes formed by the first and second dimensions.
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8 J. R# p; i( c* G如果 a 是行向量, 则 fliplr (a) 返回与其元素的顺序反转的相同长度的向量。如果 a 是列向量, 则 fliplr (a) 只是返回 a。对于多维数组, fliplr 在由第一个和第二个维度形成的平面上运行。# D9 c x5 _, w, l: B* I, u
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. N/ y4 { j O7 [* K+ |Flip Row Vector
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Create a row vector.
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A = 1:107 B9 s" g2 ^4 t5 X) f5 |7 k: E
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A = 1×10
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1 s0 K8 F0 p1 f3 KUse fliplr to flip the elements of A in the horizontal direction.5 w1 g. I8 o R/ @
9 b+ ~4 `2 h0 GB = fliplr(A)# g. V; H4 G9 S5 \$ c6 j( {
; b: ?9 Q+ Q* C% E# y$ Y0 gB = 1×107 L4 U. W9 ~) S. o) |$ R/ \9 U
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; F. C: k# d* u r, v# _/ TThe order of the elements in B is reversed compared to A.
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" g6 k8 B* Y1 bFlip Cell Array of Characters
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" S q& s" F9 R2 g- B. |0 ^; y! HCreate a 3-by-3 cell array of characters.
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A = {'a' 'b' 'c'; 'd' 'e' 'f'; 'g' 'h' 'i'}$ j1 ~* O, j" i m% Y
3 I1 Y' K' c. C% [! UA = 3x3 cell array6 u& [# ~) d' v( r& J/ m
{'a'} {'b'} {'c'}
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{'g'} {'h'} {'i'}
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Change the order of the columns in the horizontal direction by using fliplr.' V& {; E9 V# W' P
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B = fliplr(A)
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B = 3x3 cell array
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{'f'} {'e'} {'d'}
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- |9 ]. c9 E: s2 @/ {The order of the first and third columns of A is switched in B, while the second column remains unchanged.% W' |$ m6 ^5 z( F
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Flip Multidimensional Array7 l) M. R9 l" Q) Q& w
1 U4 Z7 J; B3 F7 D# `2 X! gCreate a multidimensional array.
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A = cat(3, [1 2; 3 4], [5 6; 7 8])
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A = - @, P# O5 o/ Y
A(:,:,1) =
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, C7 l9 i$ p9 O; P; J! y1 N' f% [# YA(:,:,2) =
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A is an array of size 2-by-2-by-2.
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Flip the elements on each page of A in the horizontal direction.
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B = fliplr(A)1 f7 L! U' F5 q' ~4 c
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B =
/ R$ |7 b( V3 `! nB(:,:,1) =6 ?$ Q' Q/ ^8 f1 N1 u
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# H \& a" ?( p0 t& v1 FB(:,:,2) =
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/ w l* F; W7 T6 N& [结果 B 与 A 的大小相同, 但元素的水平顺序被翻转。操作会单独翻转每个页面上的元素。! ^/ [& Y1 ?( x, Y3 ]* Q4 R* O
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发表于 2020-1-8 10:10
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