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循环使用 v-for 指令。 v-for 指令需要以 site in sites 形式的特殊语法, sites 是源数据数组并且 site 是数组元素迭代的别名。 v-for 可以绑定数据到数组来渲染一个列表: v-for 指令: R5 b% k# }% v2 c" C
- <div id="app">1 l" k1 M4 A. G3 |& ~
- <ol>
, D# i& u+ {) k- }6 r c - <li v-for="site in sites">
3 [. D- R: x7 D' h4 b - {{ site.name }}
% f' s& V V6 y" U! H* E - </li> I' b# ~' P* i
- </ol>1 z! q. @3 z; N2 i2 M1 V
- </div>
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2 Z: f$ w# M+ T6 ]7 { - <script># C) B* [. X) c( m( s' f
- new Vue({
$ J4 {) R! h" ^% e8 u - el: '#app'," }6 r6 s) I+ g$ G" O4 a
- data: {
6 w- f: Y! _6 { ]- J |! k - sites: [+ w; X# a8 q% X. W/ Q9 P, H7 E
- { name: 'Runoob' },9 E& @$ t2 {$ T4 U" c$ G
- { name: 'Google' },& V. Y) H' F6 f/ b3 s
- { name: 'Taobao' }
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- })
& K- Y7 t7 r5 _- W# U: J" A - </script>
复制代码
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T [* z: e7 n: c4 J- v, y3 v# _# u模板中使用 v-for: v-for
. k7 k9 s$ l5 y/ S: }7 P/ |- <ul>
( s R$ }' x" K1 L - <template v-for="site in sites">
3 C( M) M7 U; |9 M W3 d/ G; D - <li>{{ site.name }}</li>+ y* p% ?+ D0 q, |
- <li>--------------</li>- J& z; S3 p3 v* W3 o$ j
- </template>, M/ R/ l7 O$ X6 ~: W* j
- </ul>
复制代码 v-for 迭代对象v-for 可以通过一个对象的属性来迭代数据: v-for
0 Z& `. L" O5 M& M$ N9 J- K- <div><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"><</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">div</span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"> </span><span class="hl-var" style="border: 0px; color: rgb(0, 0, 139); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">id</span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">=</span><span class="hl-quotes" style="border: 0px; color: rgb(139, 0, 0); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">"</span><span class="hl-string" style="border: 0px; color: rgb(170, 17, 17); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">app</span><span class="hl-quotes" style="border: 0px; color: rgb(139, 0, 0); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">"</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">
1 i" m. i( h- y( M/ x8 V - </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"><</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">ul</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">$ ]$ W a+ L% q( B4 T% m, E" o' J
- </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"><</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">li</span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"> </span><span class="hl-var" style="border: 0px; color: rgb(0, 0, 139); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">v-for</span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">=</span><span class="hl-quotes" style="border: 0px; color: rgb(139, 0, 0); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">"</span><span class="hl-string" style="border: 0px; color: rgb(170, 17, 17); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">value in object</span><span class="hl-quotes" style="border: 0px; color: rgb(139, 0, 0); font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">"</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">% X- l$ q5 T( ~/ X9 X3 J
- {{ value }}
# w4 p( A6 M, G2 t% o J+ J - </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"></</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">li</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">
2 V. y* B( M0 l7 q' J7 e0 m0 ^ - </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"></</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">ul</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">2 M9 G5 a: C& N# x
- </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"></</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">div</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">
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$ t3 x8 r0 i7 d9 H; I# R( p6 [7 ? - </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"><</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">script</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span><span class="hl-code" style="border: 0px; color: gray; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">
/ @; Z" B; }6 e) V - new Vue({0 c6 S) B# f* f/ H; F2 A+ H) A8 d
- el: '#app',. {8 c& X d2 G' x8 Y" Y* T
- data: {1 z5 q! ^' `1 ]2 m' \- j6 J
- object: {/ d& n+ b( w9 }" I2 V. z7 K
- name: '菜鸟教程',) u8 D) E4 w4 j1 t* k# Z; |
- url: 'http://www.runoob.com',5 M! ?0 [- q" o- Z& _, @! T
- slogan: '学的不仅是技术,更是梦想!'2 T8 J/ ~7 \. V6 H+ v
- }
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- })
- g9 `+ {% b$ G - </span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;"></</span><span class="hl-reserved" style="border: 0px; color: green; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">script</span><span class="hl-brackets" style="border: 0px; color: olive; font-family: Menlo, Monaco, Consolas, "Andale Mono", "lucida console", "Courier New", monospace; font-size: 13.2px; white-space: pre-wrap;">></span></div><div></div>
复制代码你也可以提供第二个的参数为键名: v-for
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8 Y& Y5 o, E4 I2 N" K C- <div id="app">
, ?0 M* Z( j B' I - <ul>
$ n2 \- T/ W/ V, d8 d+ j. ^ - <li v-for="(value, key) in object">; k) [( B' d7 z8 F5 t! ^0 G
- {{ key }} : {{ value }}; j+ l( R; c2 L& m X
- </li>
; |. R3 N9 I! S6 Y2 \# c - </ul>
3 N5 V4 ^; q$ `8 P+ G) `: p - </div>
复制代码第三个参数为索引: v-for
: B3 w+ }8 R0 x+ }8 G: _) l# g
/ l0 F8 K" A8 p. y- m- <div id="app">
) H: Y: F7 h+ n1 K2 `6 u3 ? - <ul>$ k A& I$ }9 p
- <li v-for="(value, key, index) in object">
{; [8 ?1 K' i6 _# R - {{ index }}. {{ key }} : {{ value }}. [& Y8 G( I) O6 ^6 R0 x1 a8 h" Z: T* z
- </li>
4 `9 z7 C4 c' e/ F8 d: {6 N8 E - </ul>
, h6 e* F7 y# h' q# k - </div>
复制代码 v-for 迭代整数v-for 也可以循环整数 v-for" e& b! B0 W% p6 ^" x# `6 J
p3 y1 v% x1 Y1 [& n0 {1 S
- <div id="app">
% J& f4 a x% F+ x! b8 ] - <ul>
4 |# t D" ]2 g6 F. | - <li v-for="n in 10">' r" ]5 G% x) m& I
- {{ n }}
8 |2 |; z6 L. w- } - </li>
! V& \. l7 `) @ - </ul>
2 w2 H7 W$ M! O3 j% f$ G7 R& T - </div>
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