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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" [* T/ l, }! |1 I5 \
- <div id="app">3 c1 `" M) f: {2 F! M
- <ol>3 p! x A1 k! V+ V
- <li v-for="site in sites"> u2 p/ b. i% A2 z7 f
- {{ site.name }}8 D; |; O2 W& T/ l& Z5 a
- </li>/ Y# e8 U" s G5 G% y/ Y
- </ol>8 x W2 s% `* m: M
- </div>; g0 H% R) M4 |9 h) l9 A, c
- . G/ e+ k0 Q; m. D
- <script>
* d1 ^0 ~; }1 u, J p- ~! z3 w7 L; J1 J - new Vue({
7 e% b3 H2 O6 \+ I- ] { - el: '#app',
( Y. X- n* P% |4 w" u - data: {
4 c" c& f7 Y. n7 z z( a5 o; D - sites: [
# y0 L! O( H* M( q - { name: 'Runoob' },
& V# ?. P5 ]% y) [6 o - { name: 'Google' },3 H$ [4 s' H% l
- { name: 'Taobao' }% O/ ~% V2 l, J) d0 o3 z
- ]
3 F0 O9 L" w) v6 s& D* q - }2 E; V/ @! B+ ~
- })
% e/ t' Y$ @( _% B3 o, e- t5 ^ - </script>
复制代码 . d E) `# ~2 c) y: }
6 B6 |2 ?0 d+ Z9 H3 B' I模板中使用 v-for: v-for
4 v9 g: V' @4 l* n( i! K' k0 g1 A6 w! \- Y- <ul>
% K' l. Z( |& j - <template v-for="site in sites">1 n! l+ A) w$ P' P" Q4 b3 Q4 M7 w
- <li>{{ site.name }}</li>
5 m2 t, D2 P7 ` - <li>--------------</li>
( ]+ E( x$ {9 @/ g/ d5 f v - </template>
6 S/ x- B0 _9 V1 l5 A$ i2 B - </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 h& x' e: {# 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;">- c, ?/ }. K- n# J+ v+ D& 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;">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 H; a- d- Q+ K+ [& e5 L3 L
- </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;">
- p" g, z' q0 f4 M/ o - {{ value }}
3 t0 @% a) E$ S1 |! ` - </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;">7 ^3 [, j& O" X/ o- 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;">
- t; v" n* N Z0 m% {1 J" K - </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;">) D& s0 k+ j' e! Q5 C1 ]7 y- g& E
- ) v" `5 v* x+ r% l# ?% M( 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;">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;">& I7 U' H- |0 G3 h1 R- C! R! U, v
- new Vue({: Q4 b7 k% ^; {/ p* n3 H
- el: '#app'," ]# \, v6 K* B6 c4 C6 X
- data: {! l: ` Y- i1 }% A' ?2 G
- object: {
. M+ I- h& t {- J - name: '菜鸟教程',
. m1 g# c0 |& v- V) o* Y2 Y - url: 'http://www.runoob.com',
. J7 B. z, X4 l9 Z' ] - slogan: '学的不仅是技术,更是梦想!'( x/ }1 m1 t- j
- }6 n: e& y" g6 T' j; u0 k
- }) Y5 p+ y7 Q1 t
- })
( k. e! J- _8 h* Q5 r \% s2 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;">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-for9 \, R" T: d R* D- G$ B" I* L
& O% t; s+ d. ]( F- s- <div id="app">
2 N% ^" G+ j. P( S1 y: A& x! l - <ul>
* S( Z% H! H! J. h5 s- e - <li v-for="(value, key) in object">
& I& G( y4 M0 o- B0 r# B+ s - {{ key }} : {{ value }}
$ F7 R0 R2 C+ ~4 O - </li>
6 k9 ?5 l) E) C @6 \ - </ul>- X& S- ^+ Z( H& ?1 o* X. {
- </div>
复制代码第三个参数为索引: v-for
2 b0 {0 F( Y- a8 C7 J: Q R) D, P
- <div id="app">
6 x; j0 f7 r$ Y' y0 |4 I0 Q" M9 u - <ul>2 {& \, ^) ?8 x5 h
- <li v-for="(value, key, index) in object">$ J& z5 p2 a, j0 R
- {{ index }}. {{ key }} : {{ value }}
1 X5 k& o) R: Q8 Q# } - </li>* t& } |" H. u2 F- E
- </ul>1 A9 @ x( x" ?3 L6 X
- </div>
复制代码 v-for 迭代整数v-for 也可以循环整数 v-for
5 U8 @9 `- D2 e( U; u
8 V( H. w* p: S5 Y- n- <div id="app">
j/ h2 z4 X, s- U - <ul>" @2 [/ W) V) G7 U! y4 a
- <li v-for="n in 10">
+ O2 U* y7 W$ c6 l; ` h - {{ n }}; A' K4 I1 w2 Y1 z* X$ v. U! a) f
- </li>
' _1 y) x5 J% j3 ^0 }( r! | - </ul>0 ^+ X6 ]( E0 K) a& ]: }
- </div>
复制代码 0 q- \1 @% O5 N. `* {
1 X# y8 I6 |+ T/ R& e6 y
- ?) k& N: s1 R' S5 o v9 b( m! B* w0 l: ?4 o: g6 g: ]" H% k% [
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