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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7 W# X$ w# I$ W# I* T
- <div id="app">" P. \& ^& i. G1 z
- <ol>5 D, N) R" m0 t1 t5 j% L
- <li v-for="site in sites">
2 { }5 J7 h, B& G" \ - {{ site.name }}/ u3 v& G1 [. x5 N5 ~
- </li>
0 ?9 e9 F/ }9 W C( S6 { - </ol>
/ y! L- c* v0 V# O9 a% K+ T - </div> p* [7 ?# k5 V- p( u! p
- 7 x; R3 G( }, Y$ y0 b) B
- <script>
" V# l. e2 r$ K1 D2 v4 t& Q5 R - new Vue({
/ ^1 c& c0 U0 ~& z/ `7 Q [" g - el: '#app',# ~( s9 T" D4 Y' s
- data: {
; U- {3 l# U1 j' d - sites: [
6 P* }- t7 I9 F) \& j - { name: 'Runoob' },
/ s& o3 k! [- p8 x - { name: 'Google' },
5 o0 F! l( z* { ^" ^7 s- Z4 } - { name: 'Taobao' }
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- }2 s6 S9 l. f- a1 o
- })# o# r' Z# M8 z+ [6 r
- </script>
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模板中使用 v-for: v-for$ S* ]% v5 Q8 ]0 i
- <ul>1 G* U( \1 p3 P" Q
- <template v-for="site in sites">! I( M1 z( X. h& Y1 E) s
- <li>{{ site.name }}</li>
/ e* ~$ R! p7 y o9 `5 G H+ }, J) U - <li>--------------</li>
1 v4 N: t5 J) O/ B. n9 i& A! Y! ~ - </template>
3 m/ H g7 c( E" F/ z - </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
7 O# x( v! P# ]; [7 M1 h( s4 j/ g1 w- <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;">
: K9 M- q, D/ I" r# J4 Q2 ] - </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, D' ~6 M q" o* M9 G, 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;">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;">
7 x+ G5 E3 J9 D4 u0 p, ? - {{ value }}
6 b8 Q9 I- ~+ X H* 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;">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;">, N! v$ B" Y. ~; s( D+ N5 Q9 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;">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;">" i' \. B% g" D/ G* x6 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;">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;">0 M. A* h' w+ j. l% U+ w4 @
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- </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;">: t4 W: y9 I2 v. g! w- Y7 X, c
- new Vue({
; b E) |% S+ q$ t - el: '#app',5 i7 K v: t! {+ }! S( f
- data: {
: b! y0 F" e2 v5 Z$ y" C3 A - object: {
8 u- ?4 J( s; Q' I- S- k* y* p: [ - name: '菜鸟教程',6 R; d; j0 Y! K4 o6 u
- url: 'http://www.runoob.com',4 a% r4 s# w; R4 L1 o
- slogan: '学的不仅是技术,更是梦想!'
: ]- j/ f9 M1 z- e, ?/ n - }
* \0 D- R9 C/ m1 T - }
5 d1 X! T9 Y" w8 C+ C" X1 S- _ - })2 I R R$ e2 |# V1 `) 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;">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-for4 {' j4 Q7 {; W! k P
( l6 u% Q. Y1 i1 y9 O5 W# _- <div id="app">- A9 U+ u. ?! J. e
- <ul>3 s3 R4 l+ ~! b$ f& Z8 X
- <li v-for="(value, key) in object">$ f) m; g$ `. w
- {{ key }} : {{ value }}. b; s8 u+ N9 Q9 }
- </li>) p4 N! I/ n, T, X4 E8 [
- </ul>
. H+ r. H+ P- I1 r1 \/ v0 B - </div>
复制代码第三个参数为索引: v-for
0 m: g4 a) b$ p* e2 v2 V2 V* x
; ~& f, l u# k( r* d1 t6 v1 i- <div id="app">
% x6 @3 E) }- T0 S6 p1 o - <ul>8 y7 [* d* f: A1 ~2 s9 O
- <li v-for="(value, key, index) in object"> h; w0 w" u8 A2 a: `) K
- {{ index }}. {{ key }} : {{ value }}
3 Q: J m# k) L2 L - </li>, m. Y2 e) v5 M1 s& q) K1 R
- </ul>! e5 S q$ i! G4 Q0 ^4 t- ~/ |
- </div>
复制代码 v-for 迭代整数v-for 也可以循环整数 v-for
' U* S" _5 n0 q: l" j" e* F/ X* @3 V4 C3 T% D
- <div id="app">
1 R1 c1 c1 B$ Y- r# S - <ul>
( i1 r# X2 M% A9 ` - <li v-for="n in 10">
+ j- |. M3 c: t3 E - {{ n }}6 i5 z: g, i( p5 v a
- </li>
% F) J: X! ~; U1 x - </ul>7 [! B# e. _4 m2 t: H6 l& [
- </div>
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: \; |; _" W. p9 n5 D0 p( H
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