2021年2月5日
list map
摘要： <!DOCTYPE html> <html lang="en" dir="ltr"> <head> <meta charset="utf-8"> <title></title> <script> let arr=[100, 98, 37, 28, 19, 96, 56, 67]; /*let res 阅读全文
posted @ 2021-02-05 23:43 AngDH 阅读(70) 评论(0) 推荐(0) 编辑
list reduce
摘要： <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script> let arr = [12,44,22,54,52]; let res=arr.reduce(functio 阅读全文
posted @ 2021-02-05 22:28 AngDH 阅读(237) 评论(0) 推荐(0) 编辑
document visibilityState visibilitychange
摘要： <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> </head> <body> <div class="con"></div> </body> <script type="text/javascript"> do 阅读全文
posted @ 2021-02-05 22:14 AngDH 阅读(52) 评论(0) 推荐(0) 编辑