{"id":689,"date":"2023-05-08T22:02:29","date_gmt":"2023-05-08T14:02:29","guid":{"rendered":"http:\/\/gjweb.top\/?p=689"},"modified":"2023-05-08T22:02:29","modified_gmt":"2023-05-08T14:02:29","slug":"02-reactive-%e5%85%a8%e5%ae%b6%e6%a1%b6","status":"publish","type":"post","link":"https:\/\/gjweb.top\/?p=689","title":{"rendered":"02.reactive \u5168\u5bb6\u6876"},"content":{"rendered":"\n<ul class=\"wp-block-list\"><li>\u7528\u6765\u7ed1\u5b9a\u590d\u6742\u7684\u6570\u636e\u7c7b\u578b \u5982 \u5bf9\u8c61 \u6570\u7ec4<\/li><li>\u65e0\u9700 .value \u64cd\u4f5c<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u57fa\u672c\u4f7f\u7528\">\u57fa\u672c\u4f7f\u7528<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;template&gt;<br> &nbsp;&lt;div&gt;this is hello world&lt;\/div&gt;<br> &nbsp;&lt;h1&gt;{{ obj.name }}&lt;\/h1&gt;<br>&lt;\/template&gt;<br>&lt;script setup lang=\"ts\"&gt;<br>import {reactive} from \"vue\"<br>const obj = reactive({name:'zhangsan'})<br>&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"readonly-\u8f6c\u4e3a\u53ea\u8bfb\u5bf9\u8c61\">readonly \u8f6c\u4e3a\u53ea\u8bfb\u5bf9\u8c61<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;template&gt;<br> &nbsp;&lt;div&gt;this is hello world&lt;\/div&gt;<br> &nbsp;&lt;h1&gt;{{ obj.name }}&lt;\/h1&gt;<br>&lt;\/template&gt;<br>&lt;script setup lang=\"ts\"&gt;<br>import {reactive,readonly } from \"vue\"<br>const obj = reactive&lt;any&gt;({name:'zhangsan'})<br>const read = readonly(obj);<br>read.name = \"lisi\" \/\/lloWorld.vue:9 &#91;Vue warn] Set operation on key \"name\" failed: target is readonly. <br>&lt;\/script&gt;<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u6d45\u5c42\u54cd\u5e94\u5f0f-shallowreactive\">\u6d45\u5c42\u54cd\u5e94\u5f0f shallowReactive<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528\u6cd5\u7528 reactive \uff0c\u53ea\u80fd\u52ab\u6301\u7b2c\u4e00\u5c42\u7684\u5bf9\u8c61<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;template&gt;<br> &nbsp;&lt;div&gt;this is hello world&lt;\/div&gt;<br> &nbsp;&lt;h1&gt;{{ data.user.name }}&lt;\/h1&gt;<br> &nbsp;&lt;button @click=\"handelClick\"&gt;click&lt;\/button&gt;<br>&lt;\/template&gt;<br>&lt;script setup lang=\"ts\"&gt;<br>import {shallowReactive} from \"vue\"<br>const data = shallowReactive&lt;any&gt;({user:{name:\"zhangsan\"}})<br>const handelClick = ()=&gt;{<br> &nbsp;data.user.name = \"lisi\"<br>}<br>&lt;\/script&gt;<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u7528\u6765\u7ed1\u5b9a\u590d\u6742\u7684\u6570\u636e\u7c7b\u578b \u5982 \u5bf9\u8c61 \u6570\u7ec4 \u65e0\u9700 .value \u64cd\u4f5c \u57fa\u672c\u4f7f\u7528 readonly \u8f6c\u4e3a\u53ea\u8bfb\u5bf9\u8c61 \u6d45 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[64],"tags":[],"class_list":["post-689","post","type-post","status-publish","format-standard","hentry","category-vue3"],"_links":{"self":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/689","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=689"}],"version-history":[{"count":1,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/689\/revisions"}],"predecessor-version":[{"id":690,"href":"https:\/\/gjweb.top\/index.php?rest_route=\/wp\/v2\/posts\/689\/revisions\/690"}],"wp:attachment":[{"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=689"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=689"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gjweb.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}