{"id":2415,"date":"2017-05-17T08:59:40","date_gmt":"2017-05-17T00:59:40","guid":{"rendered":"http:\/\/www.daliane.com\/?p=2415"},"modified":"2017-05-17T08:59:49","modified_gmt":"2017-05-17T00:59:49","slug":"vue_js_chang_yong_zhi_ling_zong_jie","status":"publish","type":"post","link":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/vue_js_chang_yong_zhi_ling_zong_jie\/","title":{"rendered":"Vue.js\u5e38\u7528\u6307\u4ee4\u603b\u7ed3"},"content":{"rendered":"

\n\t\u6709\u65f6\u5019\u6307\u4ee4\u592a\u591a\u4f1a\u9020\u6210\u8bb0\u9519\u3001\u8bb0\u6df7\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u672c\u6587\u5728\u8bb0\u5fc6\u7684\u65f6\u5019\u4f1a\u91c7\u7528\u7a7f\u63d2\u8bb0\u5fc6\u7684\u65b9\u5f0f\uff0c\u4ea4\u53c9\u6bd4\u5bf9\uff0c\u4e0d\u6613\u51fa\u9519\u3002\n<\/p>\n

\n\t\u672c\u6587\u4e3b\u8981\u8bb2\u4e86\u4e00\u4e0b\u516d\u4e2a\u6307\u4ee4\uff1a\n<\/p>\n

\n\tv-if\/\/v-show\/\/v-else\/\/v-for\/\/v-bind\/\/v-on\n<\/p>\n

\n\t1. v-if \u6761\u4ef6\u6e32\u67d3\u6307\u4ee4\uff0c\u6839\u636e\u5176\u540e\u8868\u8fbe\u5f0f\u7684bool\u503c\u8fdb\u884c\u5224\u65ad\u662f\u5426\u6e32\u67d3\u8be5\u5143\u7d20\uff1b<\/span>\n<\/p>\n

\n\teg:  \n<\/p>\n

\n\tHTML: \n<\/p>\n

\n
<<\/span>div <\/span>id<\/span>=\"example01\"<\/span>><\/span> <<\/span>p <\/span>v-if<\/span>=\"male\"<\/span>><\/span>Male<\/<\/span>p<\/span>><\/span> <<\/span>p <\/span>v-if<\/span>=\"female\"<\/span>><\/span>Female<\/<\/span>p<\/span>><\/span> <<\/span>p <\/span>v-if<\/span>=\"age>25\"<\/span>><\/span>Age:{{age}}<\/<\/span>p<\/span>><\/span> <<\/span>p <\/span>v-if<\/span>=\"name.indexOf('lin')>0\"<\/span>><\/span>Name:{{name}}<\/<\/span>p<\/span>><\/span> <\/<\/span>div<\/span>><\/span><\/pre>\n<\/div>\n
\n\tJS:\n<\/p>\n
\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n
var<\/span> vm= new<\/span> Vue({\r\n        el:<\/span>\"#example01\",\r\n        data:{\r\n            male:<\/span>true<\/span>,\r\n            female: <\/span>false<\/span>,\r\n            age:<\/span>29,\r\n            name:<\/span>'colin' }\r\n    })<\/span><\/pre>\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n<\/div>\n
\n\t\u9875\u9762\u6e32\u67d3\u6548\u679c\uff1a\n<\/p>\n
\n\t\"\"\n<\/p>\n
\n\t\u6240\u4ee5\uff0cv-if\u6307\u4ee4\u53ea\u6e32\u67d3\u4ed6\u8eab\u540e\u8868\u8fbe\u5f0f\u4e3atrue\u7684\u5143\u7d20\uff1b\u5728\u8fd9\u91cc\u5f15\u5165v-show\u6307\u4ee4\uff0c\u56e0\u4e3a\u4e8c\u8005\u7684\u533a\u522b\u662fv-show\u6307\u4ee4\u4f1a\u6e32\u67d3\u4ed6\u8eab\u540e\u8868\u8fbe\u5f0f\u4e3afalse\u7684\u5143\u7d20\uff0c\u8fd9\u6837\u7684\u5143\u7d20\u4e0a\u4f1a\u6dfb\u52a0css\u4ee3\u7801\uff1astyle=”display:none”; \u5c06\u4e0a\u9762v-if\u7684\u5b9e\u4f8b\u4ee3\u7801\u6539\u4e3av-show\uff0c\u9875\u9762\u6e32\u67d3\u6548\u679c\u4e3a\uff1a\n<\/p>\n
\n\t\"\"\n<\/p>\n
\n\t \n<\/p>\n
\n\t2, v-show \u4e0ev-if\u7c7b\u4f3c\uff0c\u53ea\u662f\u4f1a\u6e32\u67d3\u5176\u8eab\u540e\u8868\u8fbe\u5f0f\u4e3afalse\u7684\u5143\u7d20\uff0c\u800c\u4e14\u4f1a\u7ed9\u8fd9\u6837\u7684\u5143\u7d20\u6dfb\u52a0css\u4ee3\u7801\uff1astyle=”display:none”;\n<\/p>\n
\n\t3, v-else \u5fc5\u987b\u8ddf\u5728v-if\/v-show\u6307\u4ee4\u4e4b\u540e\uff0c\u4e0d\u7136\u4e0d\u8d77\u4f5c\u7528\uff1b\n<\/p>\n
\n\t\u5982\u679cv-if\/v-show\u6307\u4ee4\u7684\u8868\u8fbe\u5f0f\u4e3atrue\uff0c\u5219else\u5143\u7d20\u4e0d\u663e\u793a\uff1b\u5982\u679cv-if\/v-show\u6307\u4ee4\u7684\u8868\u8fbe\u5f0f\u4e3afalse\uff0c\u5219else\u5143\u7d20\u663e\u793a\u5728\u9875\u9762\u4e0a\uff1b\n<\/p>\n
\n\teg: \n<\/p>\n
\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n
<div id=\"app\">\r\n<h1 v-if<\/span>=\"age >= 25\">Age: {{ age }}<\/h1>\r\n<h1 v-else<\/span>>Name: {{ name }}<\/h1>\r\n<hr>\r\n<h1 v-show=\"name.indexOf('cool') = 0\">Name: {{ name }}<\/h1>\r\n<h1 v-else<\/span>>Sex: {{ sex }}<\/h1>\r\n<\/div>\r\n\r\n\r\n<script> var<\/span> vm = new<\/span> Vue({\r\n        el: <\/span>'#app',\r\n        data: {\r\n            age: <\/span>21,\r\n            name: <\/span>'keepcool',\r\n            sex: <\/span>'Male' }\r\n    }) <\/span><\/script><\/pre>\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n<\/div>\n
\n\t \n<\/p>\n
\n\t4, v-for  \u7c7b\u4f3cJS\u7684\u904d\u5386\uff0c\u7528\u6cd5\u4e3a v-for=”item in items”, items\u662f\u6570\u7ec4\uff0citem\u4e3a\u6570\u7ec4\u4e2d\u7684\u6570\u7ec4\u5143\u7d20\u3002\n<\/p>\n
\n\teg:\n<\/p>\n
\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n
CSS:\r\n<style> table,th,tr,td{\r\n            border:1px solid #ffcccc;\r\n            border<\/span>-collapse: collapse;\r\n        } <\/span><\/style>\r\nHTML:\r\n<div id=\"example03\">\r\n    <table>\r\n        <thead>\r\n        <tr>\r\n            <th>Name<\/th>\r\n            <th>Age<\/th>\r\n            <th>Sex<\/th>\r\n        <\/tr>\r\n        <\/thead>\r\n        <tbody>\r\n        <tr v-for<\/span>=\"person in people\">\r\n            <td>{{ person.name  }}<\/td>\r\n            <td>{{ person.age  }}<\/td>\r\n            <td>{{ person.sex  }}<\/td>\r\n        <\/tr>\r\n        <\/tbody>\r\n    <\/table>\r\n<\/div>\r\nJS:\r\n<script> var<\/span> vm = new<\/span> Vue({\r\n        el: <\/span>'#example03',\r\n        data: {\r\n            people: [{\r\n                name: <\/span>'Jack',\r\n                age: <\/span>30,\r\n                sex: <\/span>'Male' }, {\r\n                name: <\/span>'Bill',\r\n                age: <\/span>26,\r\n                sex: <\/span>'Male' }, {\r\n                name: <\/span>'Tracy',\r\n                age: <\/span>22,\r\n                sex: <\/span>'Female' }, {\r\n                name: <\/span>'Chris',\r\n                age: <\/span>36,\r\n                sex: <\/span>'Male' }]\r\n        }\r\n    }) <\/span><\/script><\/pre>\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n<\/div>\n
\n\t\u9875\u9762\u6548\u679c\uff1a\n<\/p>\n
\n\t\"\"\n<\/p>\n
\n\t \n<\/p>\n
\n\t5, v-bind  \u8fd9\u4e2a\u6307\u4ee4\u7528\u4e8e\u54cd\u5e94\u5730\u66f4\u65b0 HTML \u7279\u6027\uff0c\u6bd4\u5982\u7ed1\u5b9a\u67d0\u4e2aclass\u5143\u7d20\u6216\u5143\u7d20\u7684style\u6837\u5f0f\u3002\n<\/p>\n
\n\teg,\u5206\u9875\u529f\u80fd\u4e2d\u5f53\u524d\u9875\u6570\u9ad8\u4eae\u7684\u6548\u679c\uff0c\u53ef\u4ee5\u4f7f\u7528bind\u6307\u4ee4\u3002\n<\/p>\n
\n
<ul class=\"pagination\">\r\n                <li v-for<\/span>=\"n in pageCount\">\r\n                    <a href=\"javascripit:void(0)\" v-bind:class=\"activeNumber === n + 1 ? 'active' : ''\">{{ n + 1 }}<\/a>\r\n                <\/li>\r\n            <\/ul><\/pre>\n<\/div>\n
\n\t \n<\/p>\n
\n\t6, v-on  \u7528\u4e8e\u76d1\u542c\u6307\u5b9a\u5143\u7d20\u7684DOM\u4e8b\u4ef6\uff0c\u6bd4\u5982\u70b9\u51fb\u4e8b\u4ef6\u3002\n<\/p>\n
\n\teg:\n<\/p>\n
\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n
<div id=\"example04\">\r\n        <input type=\"text\" v-model=\"message\">\r\n        <button v-on:click=\"greet\">Greet<\/button>\r\n        <!-- v-on\u6307\u4ee4\u53ef\u4ee5\u7f29\u5199\u4e3a@\u7b26\u53f7-->\r\n     <button @click=\"greet\">Greet Again<\/button>\r\n    <\/div>\r\n<script> var<\/span> exampleData04={\r\n        message:<\/span>\"Nice meeting U\" }; <\/span>var<\/span> vm2=new<\/span> Vue({\r\n        el:<\/span>\"#example04\",\r\n        data:exampleData04,\r\n        methods:{\r\n            greet:<\/span>function<\/span>(){\r\n                alert(<\/span>this<\/span>.message);\r\n            }\r\n         \r\n        }\r\n    }) <\/span><\/script><\/pre>\n
\n\t\t\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span>\n\t<\/div>\n<\/div>\n
\n\t <\/p>\n","protected":false},"excerpt":{"rendered":"
\u6709\u65f6\u5019\u6307\u4ee4\u592a\u591a\u4f1a\u9020\u6210\u8bb0\u9519\u3001\u8bb0\u6df7\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u672c\u6587\u5728\u8bb0\u5fc6\u7684\u65f6\u5019\u4f1a\u91c7\u7528\u7a7f\u63d2\u8bb0\u5fc6\u7684\u65b9\u5f0f\uff0c\u4ea4\u53c9\u6bd4\u5bf9\uff0c\u4e0d\u6613\u51fa\u9519\u3002 \u672c\u6587\u4e3b\u8981…<\/p>\n","protected":false},"author":2,"featured_media":228,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[38,56],"tags":[],"_links":{"self":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts\/2415"}],"collection":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/comments?post=2415"}],"version-history":[{"count":1,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts\/2415\/revisions"}],"predecessor-version":[{"id":2420,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts\/2415\/revisions\/2420"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/media\/228"}],"wp:attachment":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/media?parent=2415"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/categories?post=2415"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/tags?post=2415"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}