摘要: 1.2JS案例 <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>study JS</title> <script> var a = 10; var b = 20; var temp = a+b; alert(temp); </s 阅读全文
posted @ 2022-02-07 23:46 鹤城 阅读(30) 评论(0) 推荐(0) 编辑