【功能新增】IoT：产品详情，优化相关展示

src/utils/index.ts

@@ -116,6 +116,20 @@ export function toAnyString() {
   return str
 }
 
+/**
+ * 生成指定长度的随机字符串
+ * 
+ * @param length 字符串长度
+ */
+export function generateRandomStr(length: number): string {
+  const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
+  let result = ''
+  for (let i = 0; i < length; i++) {
+    result += chars.charAt(Math.floor(Math.random() * chars.length))
+  }
+  return result
+}
+
 /**
  * 首字母大写
  */