摘要: 代码练习 <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>study JS</title> <script> var arr = ["hello","nihao",1,2,"hahahah"]; /* alert(arr.len 阅读全文
posted @ 2022-02-08 22:14 鹤城 阅读(22) 评论(0) 推荐(0) 编辑