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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' `; @+ P3 g& h9 Z A
- <div id="app">
) U4 }* K" n4 v; P |* S$ a - <ol>5 @' `5 ^' T; B
- <li v-for="site in sites">9 ~! g' z5 x. t- Y& c+ ?" X
- {{ site.name }}9 H- Z6 b0 ~/ Y/ p/ m
- </li>
`# m# @( f2 n9 F: h6 O n - </ol>) |# d. e5 g+ S. p0 H1 c$ z# o
- </div>( P. }' } H8 X$ }4 z
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- <script>
/ i+ ^0 _, {1 v/ U+ u" F - new Vue({! F. w" l2 I$ P5 l, g5 ?( k0 S7 q
- el: '#app',7 _+ E) u/ c& K
- data: {' s5 {' g* m0 C1 B9 J, P: F
- sites: [
2 p5 g2 s% ^9 {/ l8 n - { name: 'Runoob' },7 F$ ^# f; h5 K8 Q, D; o) c% M* @
- { name: 'Google' },
. r( h& k f( I5 W/ c - { name: 'Taobao' }
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- }0 t. Q' R1 s! t+ x
- })
5 F n- U. A; L9 G+ b! z - </script>
复制代码 - ^' j( H0 t! U0 k1 I
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模板中使用 v-for: v-for5 w6 v2 V* Y; l: M0 k, U
- <ul>
" c" r' i4 F% G9 ^ - <template v-for="site in sites">
, U$ p1 r0 I: u9 Y - <li>{{ site.name }}</li>
- z3 `. b/ R& D$ @6 @8 r- `9 t' d - <li>--------------</li>) a; L0 I! f9 y0 @
- </template>
7 B# U+ o5 l( W$ { - </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$ k% n0 x, P' b- h$ ?! f
- <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;">; p9 @1 z" O) m7 z) b
- </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;">
! `! K* T" ~& b1 A7 o - </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;">- ^& h! u v( Y" q: I) ?, T
- {{ value }}
: [) ~9 @ f: _* a- g7 {; P% u2 W0 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;">
6 S) [* i; D- {' [) 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;">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;">3 ?; q! C4 s4 I+ G! 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;">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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1 A1 I6 E: x3 y0 d - </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;">' x; d$ d" @' d) s1 E4 X8 Q+ i; ~
- new Vue({6 n% t: j5 }: V' i. f/ S
- el: '#app',& q9 r( u+ _+ c4 F, S
- data: {( n8 r. P5 O ~: W# @5 H
- object: {
! p4 N/ A$ H, F- A- o# x) _ v - name: '菜鸟教程',
. v2 M% E4 P) x7 l, n- v- I; ~ - url: 'http://www.runoob.com',
1 q9 m( ]* ?% ~- Z. }# S+ R - slogan: '学的不仅是技术,更是梦想!'
4 h6 x1 d4 k- b! ?0 U1 z - }' x: [' u& l( i# X
- }
0 q) i9 K* M* ]7 n1 {* M1 l% D - })
' N% K5 W& V1 X+ [$ b4 A4 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;">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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, g5 U" u& q2 _3 |# n0 k9 F- <div id="app">
- w) w% E% O' O+ w# b/ x. J - <ul>
/ a$ _9 Q" ?' K3 D9 |# s7 }( | P - <li v-for="(value, key) in object">4 N+ T o' ?; N! ~% S+ q
- {{ key }} : {{ value }}
^8 V) ^8 {0 V g0 M - </li>% J/ d( X7 ^* x4 r, O5 @
- </ul>6 ]: \7 I% b+ x6 ?8 ^
- </div>
复制代码第三个参数为索引: v-for
+ b: \+ p; J+ U
- ^! b# n7 Z# P/ l' K2 |- <div id="app">) s/ q" F( H/ R
- <ul>6 e4 X$ e; |; S$ H; S& K
- <li v-for="(value, key, index) in object">, [- v: A2 {$ ?5 n' k
- {{ index }}. {{ key }} : {{ value }}5 ~( E1 m" ], R7 P5 V' `5 P6 L
- </li>
& [2 s8 s$ Y- n) j3 r" u - </ul>% ~8 G' L4 g7 g% D
- </div>
复制代码 v-for 迭代整数v-for 也可以循环整数 v-for
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- <div id="app">
, y' L4 p$ W- J, q" }) `# y - <ul>
' `# Y4 a/ i- Y0 ?6 Z - <li v-for="n in 10">7 E3 q$ t+ M' ~4 n. u9 w7 _
- {{ n }}
$ o2 M7 ^% u' f8 Y/ v/ |0 r0 H - </li>0 M) `; P2 z- Y2 \ U
- </ul>
7 r9 g* L5 x% {7 g) i - </div>
复制代码
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