feat: 点击复制文本方法

src/views/demo/copyText.vue

@@ -0,0 +1,31 @@
+<template>
+    <el-card>
+        <span class="mr-5">{{ text }}</span>
+        <el-button
+            type="primary"
+            @click="copyText(text)"
+            >点击复制</el-button
+        >
+    </el-card>
+</template>
+
+<script setup>
+import { ref } from 'vue';
+import { message } from '@/utils/message';
+
+const text = ref('需要复制的文本');
+const copyText = (text) => {
+    try {
+        navigator.clipboard.writeText(text);
+        message('复制成功', { type: 'success' });
+    } catch (e) {
+        var textarea = document.createElement('textarea');
+        textarea.value = text;
+        document.body.appendChild(textarea);
+        textarea.select();
+        document.execCommand('copy');
+        document.body.removeChild(textarea);
+        message('复制成功', { type: 'success' });
+    }
+};
+</script>