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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* M/ q( Q8 d) b" p$ e$ h
- <div id="app">
7 [% \ M# ~+ ] - <ol>
Z7 e o! t8 B8 ?8 m - <li v-for="site in sites">% h4 ^+ I0 ]7 @$ v5 D( e
- {{ site.name }}
- A, G8 C6 w+ H - </li>
/ d( j0 t- g( R/ ~- |- w - </ol>
0 [/ G3 T) z/ @4 ^( P/ Q - </div>& r! q" E9 _$ r* v3 b6 w
-
" H' y8 e1 b/ F: B - <script>
; X: _8 u% z+ [0 N - new Vue({
% ]0 n/ }5 I2 b" y - el: '#app',
7 L7 ^1 e- A* c; t; B. O) v: q8 f& n - data: {5 l2 @9 L: V& e
- sites: [
+ x+ u* F5 e; Q q - { name: 'Runoob' },
" ]0 d! b8 ^% i4 \' ]) D. T - { name: 'Google' },8 L2 I4 J Z. v( ~+ A* o
- { name: 'Taobao' }9 B& d3 N9 B# _( S I6 [
- ]
[/ }0 v9 p( F. C& w* p z - }1 G$ }; z& F; {6 N5 e
- })
4 h r* J) d2 ], z1 A& \ - </script>
复制代码 9 z1 r9 W$ H7 ^( \$ A, y" v6 G
4 `; g* N/ S. a% \模板中使用 v-for: v-for
1 A' g! d7 S2 E& R7 ~- <ul>1 w4 r. e5 n4 y* l% E( Y' ^
- <template v-for="site in sites">
! w8 J' O" `8 Q: Y8 K - <li>{{ site.name }}</li>4 d }* p* |" I: Y
- <li>--------------</li>$ n0 n9 S2 V% y% M/ k' z
- </template>$ ?5 s7 m+ o5 g1 s1 l
- </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
' i# c8 n1 C* W P' t8 F( A- <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;">
% G3 `- H7 Z; ], N - </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;">/ p* u5 C. A4 a; I! b: G: a0 I$ N9 q }
- </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: ]. Y1 M9 K9 L6 ^ - {{ value }}& e1 Y* `. \2 r/ h' |; D8 ]4 }2 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-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;">
5 g9 B" {9 K/ U5 }# m - </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 C Z; r7 V' [! y1 r* q
- </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;">9 j B8 p' ^- W' T
- 1 m: {% b/ L; w- s/ F
- </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;">7 Y8 k+ z( T2 ?
- new Vue({+ P+ |$ _, y* U" v& D
- el: '#app',
* i$ e- f' R$ d C) Q - data: {1 }) m: w$ F( r/ w- M
- object: {- q4 |" z% t2 d0 J. z+ T j
- name: '菜鸟教程',- d- d4 T; @1 v A: s7 M
- url: 'http://www.runoob.com', p$ a& b w7 a& w
- slogan: '学的不仅是技术,更是梦想!'& g0 c2 c# s. M% F8 K
- }
+ n3 B: {- \4 ^ - }
5 M/ @1 A! i+ Q - })& w8 p1 a! c4 O, c7 {& g. q( I" 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;">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
& [% N: Y, k7 j4 Q6 M$ n
6 f$ C: i. D! A% ~! x- <div id="app">
5 V" |7 w" d3 |1 m" O - <ul>
) `$ Z0 D# j# [( X) g) q - <li v-for="(value, key) in object">1 k: Z; A, U: K2 d; V
- {{ key }} : {{ value }}
$ m) x8 ?+ }# F - </li>8 \, J$ o/ X4 C' j& [" t" ]
- </ul>9 i9 c. @( K3 p4 t. A( `2 i
- </div>
复制代码第三个参数为索引: v-for
4 ?# {' [( B* }4 [2 t( ~" U. [- g7 V0 l! h M; m# e
- <div id="app">
. u+ K" h5 a& @- v0 E - <ul>8 l6 g8 C# ?: e0 A* K
- <li v-for="(value, key, index) in object">
0 ]: |& W- L, e; V1 ~7 Q; s1 n" I - {{ index }}. {{ key }} : {{ value }}: k" F9 n4 ]) ^$ Y
- </li>( ^, e& ~/ `. B: e( W1 H5 z; x9 W
- </ul>/ w0 ?$ b" L/ l" w9 X- r C( L
- </div>
复制代码 v-for 迭代整数v-for 也可以循环整数 v-for
9 d5 q% S7 D9 v/ F
/ f- w }* ^' c, H# _9 ^% B- <div id="app">: Y) }$ [! {4 P
- <ul>
/ | [* ?: c' O; C - <li v-for="n in 10">% t8 m Z4 E4 q' R V3 e, Y
- {{ n }}/ W$ W# i6 e7 L' ]% D) x
- </li>
+ _* M/ `- h% |& K' n) W - </ul>
5 r8 J) S. g/ X& S8 s9 o* c - </div>
复制代码 3 ?" Y h, }" i, n: g* g$ I8 j
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