chore: more examples

packages/vue/examples/composition/markdown.html

@@ -0,0 +1,63 @@
+<script src="https://unpkg.com/marked@0.3.6"></script>
+<script src="https://unpkg.com/lodash@4.16.0"></script>
+<script src="../../dist/vue.global.js"></script>
+
+<div id="editor">
+  <textarea :value="input" @input="update"></textarea>
+  <div v-html="output"></div>
+</div>
+
+<script>
+const { ref, computed } = Vue
+
+const App = {
+  setup() {
+    const input = ref('# hello')
+    const output = computed(() => marked(input.value, { sanitize: true }))
+    const update = _.debounce(e => { input.value = e.target.value })
+
+    return {
+      input,
+      output,
+      update
+    }
+  }
+}
+
+Vue.createApp().mount(App, '#editor')
+</script>
+
+<style>
+html, body, #editor {
+  margin: 0;
+  height: 100%;
+  font-family: 'Helvetica Neue', Arial, sans-serif;
+  color: #333;
+}
+
+textarea, #editor div {
+  display: inline-block;
+  width: 49%;
+  height: 100%;
+  vertical-align: top;
+  -webkit-box-sizing: border-box;
+  -moz-box-sizing: border-box;
+  box-sizing: border-box;
+  padding: 0 20px;
+}
+
+textarea {
+  border: none;
+  border-right: 1px solid #ccc;
+  resize: none;
+  outline: none;
+  background-color: #f6f6f6;
+  font-size: 14px;
+  font-family: 'Monaco', courier, monospace;
+  padding: 20px;
+}
+
+code {
+  color: #f66;
+}
+</style>