diff --git a/src/App.vue b/src/App.vue
index 633a5dfe4e547c48bfa93740a290ba5ba370930a..a60649da9eebde8c303ca7a8cb3fd34fbb78961b 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,47 +1,20 @@
 <script setup>
-import HelloWorld from './components/HelloWorld.vue'
-import TheWelcome from './components/TheWelcome.vue'
-</script>
-
-<template>
-  <header>
-    <img alt="Vue logo" class="logo" src="./assets/logo.svg" width="125" height="125" />
+import {ref} from 'vue'
 
-    <div class="wrapper">
-      <HelloWorld msg="You did it!" />
-    </div>
-  </header>
+import StrategyPattern from './components/StrategyPattern/index.vue'
 
-  <main>
-    <TheWelcome />
-  </main>
-</template>
-
-<style scoped>
-header {
-  line-height: 1.5;
+const tabs = {
+  StrategyPattern
 }
+const currentComponent = ref(StrategyPattern)
 
-.logo {
-  display: block;
-  margin: 0 auto 2rem;
-}
+</script>
 
-@media (min-width: 1024px) {
-  header {
-    display: flex;
-    place-items: center;
-    padding-right: calc(var(--section-gap) / 2);
-  }
+<template>
+ <button v-for="(value,key) in tabs" :key="key" @click="currentComponent=value">{{ key }}</button>
+ <component :is="currentComponent" />
+</template>
 
-  .logo {
-    margin: 0 2rem 0 0;
-  }
+<style scoped>
 
-  header .wrapper {
-    display: flex;
-    place-items: flex-start;
-    flex-wrap: wrap;
-  }
-}
 </style>
diff --git a/src/assets/main.css b/src/assets/main.css
index c133f9156b43080992482c4805bb9d6ad813c187..83754e36abd336d6e14bf3397cb3ab032102f434 100644
--- a/src/assets/main.css
+++ b/src/assets/main.css
@@ -1,35 +1 @@
-@import "./base.css";
-
-#app {
-  max-width: 1280px;
-  margin: 0 auto;
-  padding: 2rem;
-
-  font-weight: normal;
-}
-
-a,
-.green {
-  text-decoration: none;
-  color: hsla(160, 100%, 37%, 1);
-  transition: 0.4s;
-}
-
-@media (hover: hover) {
-  a:hover {
-    background-color: hsla(160, 100%, 37%, 0.2);
-  }
-}
-
-@media (min-width: 1024px) {
-  body {
-    display: flex;
-    place-items: center;
-  }
-
-  #app {
-    display: grid;
-    grid-template-columns: 1fr 1fr;
-    padding: 0 2rem;
-  }
-}
+@import "./base.css";
\ No newline at end of file
diff --git a/src/components/HelloWorld.vue b/src/components/HelloWorld.vue
deleted file mode 100644
index 1b8faac1521345513353e96050dd24d94610d432..0000000000000000000000000000000000000000
--- a/src/components/HelloWorld.vue
+++ /dev/null
@@ -1,43 +0,0 @@
-<script setup>
-defineProps({
-  msg: {
-    type: String,
-    required: true
-  }
-})
-</script>
-
-<template>
-  <div class="greetings">
-    <h1 class="green">{{ msg }}</h1>
-    <h3>
-      You’ve successfully created a project with
-      <a target="_blank" href="https://vitejs.dev/">Vite</a> +
-      <a target="_blank" href="https://vuejs.org/">Vue 3</a>.
-    </h3>
-  </div>
-</template>
-
-<style scoped>
-h1 {
-  font-weight: 500;
-  font-size: 2.6rem;
-  top: -10px;
-}
-
-h3 {
-  font-size: 1.2rem;
-}
-
-.greetings h1,
-.greetings h3 {
-  text-align: center;
-}
-
-@media (min-width: 1024px) {
-  .greetings h1,
-  .greetings h3 {
-    text-align: left;
-  }
-}
-</style>
diff --git a/src/components/StrategyPattern/component/ComDefault.vue b/src/components/StrategyPattern/component/ComDefault.vue
new file mode 100644
index 0000000000000000000000000000000000000000..1ce0eae7a3fbee161bfbd80fbf702a7e2c5154df
--- /dev/null
+++ b/src/components/StrategyPattern/component/ComDefault.vue
@@ -0,0 +1,3 @@
+<template>
+  <h3>ComDefault组件</h3>
+</template>
\ No newline at end of file
diff --git a/src/components/StrategyPattern/component/ComFour.vue b/src/components/StrategyPattern/component/ComFour.vue
new file mode 100644
index 0000000000000000000000000000000000000000..7d63bc2837fe0497a4e17ac0f65282706cefdbc8
--- /dev/null
+++ b/src/components/StrategyPattern/component/ComFour.vue
@@ -0,0 +1,3 @@
+<template>
+  <h3>ComFour组件</h3>
+</template>
\ No newline at end of file
diff --git a/src/components/StrategyPattern/component/ComOne.vue b/src/components/StrategyPattern/component/ComOne.vue
new file mode 100644
index 0000000000000000000000000000000000000000..bda367ac3680b426fb981f4580f9e31da3c7f1cb
--- /dev/null
+++ b/src/components/StrategyPattern/component/ComOne.vue
@@ -0,0 +1,3 @@
+<template>
+  <h3>ComOne组件</h3>
+</template>
\ No newline at end of file
diff --git a/src/components/StrategyPattern/component/ComThree.vue b/src/components/StrategyPattern/component/ComThree.vue
new file mode 100644
index 0000000000000000000000000000000000000000..654c6609af9bc57ae2b06afaa0d420214a8667b9
--- /dev/null
+++ b/src/components/StrategyPattern/component/ComThree.vue
@@ -0,0 +1,3 @@
+<template>
+  <h3>ComThree组件</h3>
+</template>
\ No newline at end of file
diff --git a/src/components/StrategyPattern/component/ComTwo.vue b/src/components/StrategyPattern/component/ComTwo.vue
new file mode 100644
index 0000000000000000000000000000000000000000..60755328d89b8758d0f53944674757f19b8cbc8d
--- /dev/null
+++ b/src/components/StrategyPattern/component/ComTwo.vue
@@ -0,0 +1,3 @@
+<template>
+  <h3>ComTwo组件</h3>
+</template>
\ No newline at end of file
diff --git a/src/components/StrategyPattern/index.vue b/src/components/StrategyPattern/index.vue
new file mode 100644
index 0000000000000000000000000000000000000000..31aaf235be379b216c05532fad16b1ce1136b76d
--- /dev/null
+++ b/src/components/StrategyPattern/index.vue
@@ -0,0 +1,33 @@
+<template>
+  <h2>策略模式</h2>
+  <button v-for="item in tabs" @click="conditionType=item">{{ item }}</button>
+  <component :is="currentComponent" />
+</template>
+
+<script setup>
+import { computed,ref } from 'vue'
+import ComOne from './component/ComOne.vue'
+import ComTwo from './component/ComTwo.vue'
+import ComThree from './component/ComThree.vue'
+import ComFour from './component/ComFour.vue'
+import ComDefault from './component/ComDefault.vue'
+
+const tabs = ['one','two','three','four','five','six','seven','asdfsdf'];
+const conditionType = ref('one')
+
+const currentComponent = computed(() => {
+  switch (props.conditionType) {
+    case 'one':
+      return ComOne
+    case 'two':
+      return ComTwo
+    case 'three':
+      return ComThree
+    case 'four':
+      return ComFour
+
+    default:
+      return ComDefault
+  }
+})
+</script>
\ No newline at end of file
diff --git a/src/components/TheWelcome.vue b/src/components/TheWelcome.vue
deleted file mode 100644
index d3d2e7acc8a9deeb26e48169ee3cbc64d2b54f2f..0000000000000000000000000000000000000000
--- a/src/components/TheWelcome.vue
+++ /dev/null
@@ -1,84 +0,0 @@
-<script setup>
-import WelcomeItem from './WelcomeItem.vue'
-import DocumentationIcon from './icons/IconDocumentation.vue'
-import ToolingIcon from './icons/IconTooling.vue'
-import EcosystemIcon from './icons/IconEcosystem.vue'
-import CommunityIcon from './icons/IconCommunity.vue'
-import SupportIcon from './icons/IconSupport.vue'
-</script>
-
-<template>
-  <WelcomeItem>
-    <template #icon>
-      <DocumentationIcon />
-    </template>
-    <template #heading>Documentation</template>
-
-    Vue’s
-    <a target="_blank" href="https://vuejs.org/">official documentation</a>
-    provides you with all information you need to get started.
-  </WelcomeItem>
-
-  <WelcomeItem>
-    <template #icon>
-      <ToolingIcon />
-    </template>
-    <template #heading>Tooling</template>
-
-    This project is served and bundled with
-    <a href="https://vitejs.dev/guide/features.html" target="_blank">Vite</a>. The recommended IDE
-    setup is <a href="https://code.visualstudio.com/" target="_blank">VSCode</a> +
-    <a href="https://github.com/johnsoncodehk/volar" target="_blank">Volar</a>. If you need to test
-    your components and web pages, check out
-    <a href="https://www.cypress.io/" target="_blank">Cypress</a> and
-    <a href="https://on.cypress.io/component" target="_blank"
-      >Cypress Component Testing</a
-    >.
-
-    <br />
-
-    More instructions are available in <code>README.md</code>.
-  </WelcomeItem>
-
-  <WelcomeItem>
-    <template #icon>
-      <EcosystemIcon />
-    </template>
-    <template #heading>Ecosystem</template>
-
-    Get official tools and libraries for your project:
-    <a target="_blank" href="https://pinia.vuejs.org/">Pinia</a>,
-    <a target="_blank" href="https://router.vuejs.org/">Vue Router</a>,
-    <a target="_blank" href="https://test-utils.vuejs.org/">Vue Test Utils</a>, and
-    <a target="_blank" href="https://github.com/vuejs/devtools">Vue Dev Tools</a>. If you need more
-    resources, we suggest paying
-    <a target="_blank" href="https://github.com/vuejs/awesome-vue">Awesome Vue</a>
-    a visit.
-  </WelcomeItem>
-
-  <WelcomeItem>
-    <template #icon>
-      <CommunityIcon />
-    </template>
-    <template #heading>Community</template>
-
-    Got stuck? Ask your question on
-    <a target="_blank" href="https://chat.vuejs.org">Vue Land</a>, our official Discord server, or
-    <a target="_blank" href="https://stackoverflow.com/questions/tagged/vue.js">StackOverflow</a>.
-    You should also subscribe to
-    <a target="_blank" href="https://news.vuejs.org">our mailing list</a> and follow the official
-    <a target="_blank" href="https://twitter.com/vuejs">@vuejs</a>
-    twitter account for latest news in the Vue world.
-  </WelcomeItem>
-
-  <WelcomeItem>
-    <template #icon>
-      <SupportIcon />
-    </template>
-    <template #heading>Support Vue</template>
-
-    As an independent project, Vue relies on community backing for its sustainability. You can help
-    us by
-    <a target="_blank" href="https://vuejs.org/sponsor/">becoming a sponsor</a>.
-  </WelcomeItem>
-</template>
diff --git a/src/components/WelcomeItem.vue b/src/components/WelcomeItem.vue
deleted file mode 100644
index ba0def33c0e523d8c82426d76d76c39b482b21e0..0000000000000000000000000000000000000000
--- a/src/components/WelcomeItem.vue
+++ /dev/null
@@ -1,86 +0,0 @@
-<template>
-  <div class="item">
-    <i>
-      <slot name="icon"></slot>
-    </i>
-    <div class="details">
-      <h3>
-        <slot name="heading"></slot>
-      </h3>
-      <slot></slot>
-    </div>
-  </div>
-</template>
-
-<style scoped>
-.item {
-  margin-top: 2rem;
-  display: flex;
-}
-
-.details {
-  flex: 1;
-  margin-left: 1rem;
-}
-
-i {
-  display: flex;
-  place-items: center;
-  place-content: center;
-  width: 32px;
-  height: 32px;
-
-  color: var(--color-text);
-}
-
-h3 {
-  font-size: 1.2rem;
-  font-weight: 500;
-  margin-bottom: 0.4rem;
-  color: var(--color-heading);
-}
-
-@media (min-width: 1024px) {
-  .item {
-    margin-top: 0;
-    padding: 0.4rem 0 1rem calc(var(--section-gap) / 2);
-  }
-
-  i {
-    top: calc(50% - 25px);
-    left: -26px;
-    position: absolute;
-    border: 1px solid var(--color-border);
-    background: var(--color-background);
-    border-radius: 8px;
-    width: 50px;
-    height: 50px;
-  }
-
-  .item:before {
-    content: ' ';
-    border-left: 1px solid var(--color-border);
-    position: absolute;
-    left: 0;
-    bottom: calc(50% + 25px);
-    height: calc(50% - 25px);
-  }
-
-  .item:after {
-    content: ' ';
-    border-left: 1px solid var(--color-border);
-    position: absolute;
-    left: 0;
-    top: calc(50% + 25px);
-    height: calc(50% - 25px);
-  }
-
-  .item:first-of-type:before {
-    display: none;
-  }
-
-  .item:last-of-type:after {
-    display: none;
-  }
-}
-</style>
diff --git a/src/components/icons/IconCommunity.vue b/src/components/icons/IconCommunity.vue
deleted file mode 100644
index 2dc8b055253af30fb797037e2fe260505f0cf711..0000000000000000000000000000000000000000
--- a/src/components/icons/IconCommunity.vue
+++ /dev/null
@@ -1,7 +0,0 @@
-<template>
-  <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor">
-    <path
-      d="M15 4a1 1 0 1 0 0 2V4zm0 11v-1a1 1 0 0 0-1 1h1zm0 4l-.707.707A1 1 0 0 0 16 19h-1zm-4-4l.707-.707A1 1 0 0 0 11 14v1zm-4.707-1.293a1 1 0 0 0-1.414 1.414l1.414-1.414zm-.707.707l-.707-.707.707.707zM9 11v-1a1 1 0 0 0-.707.293L9 11zm-4 0h1a1 1 0 0 0-1-1v1zm0 4H4a1 1 0 0 0 1.707.707L5 15zm10-9h2V4h-2v2zm2 0a1 1 0 0 1 1 1h2a3 3 0 0 0-3-3v2zm1 1v6h2V7h-2zm0 6a1 1 0 0 1-1 1v2a3 3 0 0 0 3-3h-2zm-1 1h-2v2h2v-2zm-3 1v4h2v-4h-2zm1.707 3.293l-4-4-1.414 1.414 4 4 1.414-1.414zM11 14H7v2h4v-2zm-4 0c-.276 0-.525-.111-.707-.293l-1.414 1.414C5.42 15.663 6.172 16 7 16v-2zm-.707 1.121l3.414-3.414-1.414-1.414-3.414 3.414 1.414 1.414zM9 12h4v-2H9v2zm4 0a3 3 0 0 0 3-3h-2a1 1 0 0 1-1 1v2zm3-3V3h-2v6h2zm0-6a3 3 0 0 0-3-3v2a1 1 0 0 1 1 1h2zm-3-3H3v2h10V0zM3 0a3 3 0 0 0-3 3h2a1 1 0 0 1 1-1V0zM0 3v6h2V3H0zm0 6a3 3 0 0 0 3 3v-2a1 1 0 0 1-1-1H0zm3 3h2v-2H3v2zm1-1v4h2v-4H4zm1.707 4.707l.586-.586-1.414-1.414-.586.586 1.414 1.414z"
-    />
-  </svg>
-</template>
diff --git a/src/components/icons/IconDocumentation.vue b/src/components/icons/IconDocumentation.vue
deleted file mode 100644
index 6d4791cfbcf2782b3e5ffbabd042d4c47b2fbbed..0000000000000000000000000000000000000000
--- a/src/components/icons/IconDocumentation.vue
+++ /dev/null
@@ -1,7 +0,0 @@
-<template>
-  <svg xmlns="http://www.w3.org/2000/svg" width="20" height="17" fill="currentColor">
-    <path
-      d="M11 2.253a1 1 0 1 0-2 0h2zm-2 13a1 1 0 1 0 2 0H9zm.447-12.167a1 1 0 1 0 1.107-1.666L9.447 3.086zM1 2.253L.447 1.42A1 1 0 0 0 0 2.253h1zm0 13H0a1 1 0 0 0 1.553.833L1 15.253zm8.447.833a1 1 0 1 0 1.107-1.666l-1.107 1.666zm0-14.666a1 1 0 1 0 1.107 1.666L9.447 1.42zM19 2.253h1a1 1 0 0 0-.447-.833L19 2.253zm0 13l-.553.833A1 1 0 0 0 20 15.253h-1zm-9.553-.833a1 1 0 1 0 1.107 1.666L9.447 14.42zM9 2.253v13h2v-13H9zm1.553-.833C9.203.523 7.42 0 5.5 0v2c1.572 0 2.961.431 3.947 1.086l1.107-1.666zM5.5 0C3.58 0 1.797.523.447 1.42l1.107 1.666C2.539 2.431 3.928 2 5.5 2V0zM0 2.253v13h2v-13H0zm1.553 13.833C2.539 15.431 3.928 15 5.5 15v-2c-1.92 0-3.703.523-5.053 1.42l1.107 1.666zM5.5 15c1.572 0 2.961.431 3.947 1.086l1.107-1.666C9.203 13.523 7.42 13 5.5 13v2zm5.053-11.914C11.539 2.431 12.928 2 14.5 2V0c-1.92 0-3.703.523-5.053 1.42l1.107 1.666zM14.5 2c1.573 0 2.961.431 3.947 1.086l1.107-1.666C18.203.523 16.421 0 14.5 0v2zm3.5.253v13h2v-13h-2zm1.553 12.167C18.203 13.523 16.421 13 14.5 13v2c1.573 0 2.961.431 3.947 1.086l1.107-1.666zM14.5 13c-1.92 0-3.703.523-5.053 1.42l1.107 1.666C11.539 15.431 12.928 15 14.5 15v-2z"
-    />
-  </svg>
-</template>
diff --git a/src/components/icons/IconEcosystem.vue b/src/components/icons/IconEcosystem.vue
deleted file mode 100644
index c3a4f078c0bd340a33c61ea9ecd8a755d03571ed..0000000000000000000000000000000000000000
--- a/src/components/icons/IconEcosystem.vue
+++ /dev/null
@@ -1,7 +0,0 @@
-<template>
-  <svg xmlns="http://www.w3.org/2000/svg" width="18" height="20" fill="currentColor">
-    <path
-      d="M11.447 8.894a1 1 0 1 0-.894-1.789l.894 1.789zm-2.894-.789a1 1 0 1 0 .894 1.789l-.894-1.789zm0 1.789a1 1 0 1 0 .894-1.789l-.894 1.789zM7.447 7.106a1 1 0 1 0-.894 1.789l.894-1.789zM10 9a1 1 0 1 0-2 0h2zm-2 2.5a1 1 0 1 0 2 0H8zm9.447-5.606a1 1 0 1 0-.894-1.789l.894 1.789zm-2.894-.789a1 1 0 1 0 .894 1.789l-.894-1.789zm2 .789a1 1 0 1 0 .894-1.789l-.894 1.789zm-1.106-2.789a1 1 0 1 0-.894 1.789l.894-1.789zM18 5a1 1 0 1 0-2 0h2zm-2 2.5a1 1 0 1 0 2 0h-2zm-5.447-4.606a1 1 0 1 0 .894-1.789l-.894 1.789zM9 1l.447-.894a1 1 0 0 0-.894 0L9 1zm-2.447.106a1 1 0 1 0 .894 1.789l-.894-1.789zm-6 3a1 1 0 1 0 .894 1.789L.553 4.106zm2.894.789a1 1 0 1 0-.894-1.789l.894 1.789zm-2-.789a1 1 0 1 0-.894 1.789l.894-1.789zm1.106 2.789a1 1 0 1 0 .894-1.789l-.894 1.789zM2 5a1 1 0 1 0-2 0h2zM0 7.5a1 1 0 1 0 2 0H0zm8.553 12.394a1 1 0 1 0 .894-1.789l-.894 1.789zm-1.106-2.789a1 1 0 1 0-.894 1.789l.894-1.789zm1.106 1a1 1 0 1 0 .894 1.789l-.894-1.789zm2.894.789a1 1 0 1 0-.894-1.789l.894 1.789zM8 19a1 1 0 1 0 2 0H8zm2-2.5a1 1 0 1 0-2 0h2zm-7.447.394a1 1 0 1 0 .894-1.789l-.894 1.789zM1 15H0a1 1 0 0 0 .553.894L1 15zm1-2.5a1 1 0 1 0-2 0h2zm12.553 2.606a1 1 0 1 0 .894 1.789l-.894-1.789zM17 15l.447.894A1 1 0 0 0 18 15h-1zm1-2.5a1 1 0 1 0-2 0h2zm-7.447-5.394l-2 1 .894 1.789 2-1-.894-1.789zm-1.106 1l-2-1-.894 1.789 2 1 .894-1.789zM8 9v2.5h2V9H8zm8.553-4.894l-2 1 .894 1.789 2-1-.894-1.789zm.894 0l-2-1-.894 1.789 2 1 .894-1.789zM16 5v2.5h2V5h-2zm-4.553-3.894l-2-1-.894 1.789 2 1 .894-1.789zm-2.894-1l-2 1 .894 1.789 2-1L8.553.106zM1.447 5.894l2-1-.894-1.789-2 1 .894 1.789zm-.894 0l2 1 .894-1.789-2-1-.894 1.789zM0 5v2.5h2V5H0zm9.447 13.106l-2-1-.894 1.789 2 1 .894-1.789zm0 1.789l2-1-.894-1.789-2 1 .894 1.789zM10 19v-2.5H8V19h2zm-6.553-3.894l-2-1-.894 1.789 2 1 .894-1.789zM2 15v-2.5H0V15h2zm13.447 1.894l2-1-.894-1.789-2 1 .894 1.789zM18 15v-2.5h-2V15h2z"
-    />
-  </svg>
-</template>
diff --git a/src/components/icons/IconSupport.vue b/src/components/icons/IconSupport.vue
deleted file mode 100644
index 7452834d3ef961ce24c3a072ddba2620b6158bae..0000000000000000000000000000000000000000
--- a/src/components/icons/IconSupport.vue
+++ /dev/null
@@ -1,7 +0,0 @@
-<template>
-  <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="currentColor">
-    <path
-      d="M10 3.22l-.61-.6a5.5 5.5 0 0 0-7.666.105 5.5 5.5 0 0 0-.114 7.665L10 18.78l8.39-8.4a5.5 5.5 0 0 0-.114-7.665 5.5 5.5 0 0 0-7.666-.105l-.61.61z"
-    />
-  </svg>
-</template>
diff --git a/src/components/icons/IconTooling.vue b/src/components/icons/IconTooling.vue
deleted file mode 100644
index 660598d7c76644ffe126a1a1feb1606650bfb937..0000000000000000000000000000000000000000
--- a/src/components/icons/IconTooling.vue
+++ /dev/null
@@ -1,19 +0,0 @@
-<!-- This icon is from <https://github.com/Templarian/MaterialDesign>, distributed under Apache 2.0 (https://www.apache.org/licenses/LICENSE-2.0) license-->
-<template>
-  <svg
-    xmlns="http://www.w3.org/2000/svg"
-    xmlns:xlink="http://www.w3.org/1999/xlink"
-    aria-hidden="true"
-    role="img"
-    class="iconify iconify--mdi"
-    width="24"
-    height="24"
-    preserveAspectRatio="xMidYMid meet"
-    viewBox="0 0 24 24"
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