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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6 {5 ?1 |( i3 J" ~; k+ Q
- <div id="app">
/ l1 f- ^+ T6 R, r- M - <ol>6 @( I9 D7 [+ J
- <li v-for="site in sites">9 B% V8 R! @# W/ v# }
- {{ site.name }}& j9 O% y2 L/ `* {/ z' H9 g! x
- </li>+ T) J/ a( \! j% m5 O4 o4 E
- </ol>" [+ o- q6 M: g( s
- </div>
. m0 @- j B3 G$ v -
. H. E; l6 s$ v5 c$ `' I - <script>
$ s1 R! o% Q, B5 v1 m6 i/ L - new Vue({, [, e' a' V5 z' i
- el: '#app',
( L5 _( s8 g, U4 ~+ x - data: {
3 m/ H$ L0 ?# q/ X - sites: [
- B( }# \- S+ Q8 c7 X( o - { name: 'Runoob' },3 ?( Q6 N0 h+ t; M( y
- { name: 'Google' },- X* _; w' C1 F" {) \. N
- { name: 'Taobao' }
2 x, g5 z! @- a" Q - ]! G4 G) ~3 E" W: x
- }
$ @, @3 P4 o- s - })) \- Y/ y2 H* B% O9 Y B
- </script>
复制代码
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模板中使用 v-for: v-for
5 x5 T" n. [# [2 H* i- <ul>" h6 v8 B$ W% g4 M6 {4 k; p* \
- <template v-for="site in sites">! [( {* V5 G# I Q2 H' `
- <li>{{ site.name }}</li>7 [/ ?; B) G+ D% h
- <li>--------------</li>$ G8 c; a& \) u( i! U2 ?& V% X
- </template>% I4 l8 V3 }$ E: p
- </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% x) ?$ r: m; k: [( y l" V
- <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;">8 m) _7 y& C* h
- </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;">) c$ ^3 r/ o: K1 r" K- U
- </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;">
[- Y& G2 a2 R* G/ }: G& b( j - {{ value }}( a% l7 J4 n1 f. f% Z# G4 z; P, _5 i
- </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;">
) Q, p% b; c( P - </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;">
- b# k" S9 T8 ^9 u, G* A5 A - </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;">* Z6 l, {6 w9 k3 E
- : T+ K: f4 S7 n$ Q- p3 V7 Q2 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;">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;">
; q# @$ B5 W2 a. F& E* j* w5 y - new Vue({5 @ [2 e2 o& {
- el: '#app',
5 g2 Z2 x) n! l! n) | ] - data: {# s% W- k- N/ v
- object: {+ Y' k5 a! _4 s) X- |2 r$ Y7 T/ z1 ^; I
- name: '菜鸟教程',
% d T1 ^6 }8 N9 Z - url: 'http://www.runoob.com',
6 q; a* U% e1 v7 ~ - slogan: '学的不仅是技术,更是梦想!'0 D, {5 x, X5 z5 R) c
- }9 ^* \, [& G* _& E7 R! ^
- }
; z0 O( e- P: A5 x6 ] - })
& W! Q0 s/ @0 a1 U - </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% D5 d" X% [- X# |3 J
( E3 T( s0 b7 w1 A% ~. p6 x2 z- <div id="app">
7 m) ?& H+ H6 a! z/ {$ W- M - <ul>
- A8 V4 K8 Y) M - <li v-for="(value, key) in object">
. p- N) O _. Z1 g' X9 m - {{ key }} : {{ value }}
; u u* N0 T- h6 T1 i - </li>
/ k7 g8 t! B0 S0 M* g - </ul>
7 v( R6 o7 v2 [/ Y! ]4 k - </div>
复制代码第三个参数为索引: v-for
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! u* K( P3 W( Q- <div id="app">/ O8 C) \/ d# W
- <ul>: ^; z: \+ X2 K' `
- <li v-for="(value, key, index) in object">
2 I0 v. F" e4 r3 H3 Q; K3 F* n8 U - {{ index }}. {{ key }} : {{ value }}
; t7 l @0 r! P/ J2 X - </li>8 r$ p4 B: @4 A
- </ul>2 P F. j# |0 o9 g$ ?
- </div>
复制代码 v-for 迭代整数v-for 也可以循环整数 v-for; b( Q8 @8 g, `% R# m
4 I* q- A6 l$ \& c( D5 J- <div id="app">9 |& e/ `, Z, v: p% t
- <ul>6 \" e2 T9 q# ^) i) E
- <li v-for="n in 10">
8 M, q/ X! ~% n: u0 h9 {$ \6 Z3 J - {{ n }}
5 P6 x. _$ i3 b% B1 \; K% ]7 a - </li>
' E5 q0 c. ]" U, q' Z+ _& h w - </ul>: ~6 p# j q/ d3 c$ o7 s: s3 m
- </div>
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